You should expect to feel the full effect after about 2 hours. Yaakovian. Exposure can be fatal. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. I found 25mg to be way too strong for me. For comparison, gasoline in air is flammable roughly between 1. Tue 27 Sep 2022 11. FFI’s hydrogen processing infrastructure follows the principle of inherently safer design; ensuring hazards are eliminated where possible, reduced through substitution or controlled through engineering solutions. Hydrogen is commercially available. Hydroxyzine dosage for anxiety. Key Takeaways. Call 425. Hydroxyzine can raise the risk of falls, especially in older adults. Rarely, a very bad skin reaction has happened with hydroxyzine syrup. 7 million tonnes (Mt) in 2020 to between 3-19 Mt by 2050. Here, solids and liquids that are chemically able to absorb or react with hydrogen are used to bind it. 2-35 206 characteristic. Hydrogen gas acts as powerful antioxidant and has been shown to protect cells from even the most cytotoxic reactive oxygen species. 00 EDT. This information is provided to prevent unnecessary suffering, hospitalizations, and medical complications for patients. , histamine. hydroxyzine. solution, globally only 0. Where Do We Get the Hydrogen? Hydrogen is the most common element on the planet, so there are no worries about shortages. Anxiety Disorders. Ball valves are a common component found in hydrogen systems, used to start and stop the flow of hydrogen from one direction to the next. This is very common in veterinary medicine. 4. If you're a patient at MSK and you need to reach a provider after 5 p. So, taking it with alcohol produces a moderate to high drug. Hydroxyzine has been known to cause some side effects. The safest place to separate hydrogen gas from the hypochlorite solution is the hypochlorite storage tank, where enough ventilation can be provided to remove not only the bulk hydrogen gas, but also the entrained and dissolved hydrogen over time. A fuel cell separates the single electron in a. Swallowing even tiny amounts of hydrogen peroxide at this strength can. SteelFit Shredded Steel. Make a Peroxide-Water Solution. Your doctor may adjust your dose as needed. To treat a stubborn stain, mix just enough warm water with a small amount of powdered oxygen bleach to make a paste. Reduced inflammation. "Hydrogen peroxide is actually detrimental to wound healing," says Dr. Method 1. ; Since the file. However, as we discuss in detail, the studies have generally been small, short-term, and not placebo controlled. Hydroxyzine belongs to a class of medications called antihistamines. * To learn more about this side effect. Its potential benefits include: Sore throat relief. 2. We do not recommend taking novel research compounds without any proof or test results suggesting those compounds are safe for long-term use. Hydroxyzine has antiemetic and sedative effects that are thought to be mediated by its actions in brain. 28 K (−252. an increase of pruritus (if the drug is given in high doses) cardiovascular problems (particularly in the case of an overdose) More serious side effects can include coma and apnea. We love when members of our community share their stories, journeys, and questions. Even if your dog shows signs of improvement, keep the regimen until the end. That process turns peroxide into water and oxygen and makes it safe for you to put the lenses back into your eyes. Last modified on Tue 27 Sep 2022 11. tinnitus. It’s generally thought that those with heart conditions should be extremely cautious with cannabis. Hydrogen peroxide (H 2 O 2) is a compound of hydrogen and oxygen, similar to water (H 2 O). Hydrogen cyanide (HCN) is a colorless or pale-blue liquid or gas with a bitter, almond-like odor. Opioid analgesics, anxiolytics, and sedatives should be used with caution because they can precipitate hepatic encephalopathy. But just as with any other prescription medication, it may carry risks for some people. The most common, as we mentioned above, is drowsiness. Ziprasidone. Hydrogenfires benefitmostfromthisabsorptioneffect[25],e. Hydrogen is designed with safety and security in mind. 11/2014. The use of Zyrtec in cats is extra-label, meaning it is not FDA-approved for use in cats. Pour the solution into your toilet and flush it into the septic system. See moreYou should not use hydroxyzine if you are allergic to it, or if: you have long QT syndrome; you are allergic to cetirizine (Zyrtec) or levocetirizine (Xyzal); or. Hydroxyzine comes as capsules, tablets, a syrup, and suspension to take by mouth. Reduced inflammation. It is a strong oxidizer and can be used as a cleaning agent and to prevent infections. Hydrogen is highly flammable and burns at very low temperatures in the presence of a naked flame or spark. Hydroxyzine could harm the unborn baby or cause birth defects. 60/bottle of spring water. And while hydrogen is not a greenhouse gas. The CMDh 1 has agreed by consensus new measures to minimise the risk of effects on heart rhythm with medicines containing the antihistamine hydroxyzine. Uses:Hydrogen is a small GDI Malware, with some bytebeat music, many payloads and some shaders. Side effects may be mild and transient. Soak the Seeds. Due to its antibacterial and bleaching properties, some people use it on their skin. Hydroxyzine is an antihistamine, not an antibioitic or some other thing actually known to be ototoxic. It may also be used to treat anxiety. Chlorine bleach is safe to use when cleaning the following: Mold, mildew, and Serratia marcescens (a. It does not leach. Hydroxyzine is an as-needed anxiety treatment. Two reasons were given. Gargling with diluted hydrogen peroxide is safe when done correctly. The use of hydrogen fuel cells in some vehicles may be one example of this, however, the. A fully fueled Boeing 787-10 Dreamliner can fly roughly 8,000 miles while ferrying 300 or so passengers and their luggage. . Hydrogen itself or its derivates (such as ammonia, methanol) can be used as a fuel for transportation, or to generate electricity or heat. Hydrogen Safety Fundamentals. It is used as an oxidizer, bleaching agent, and antiseptic, usually as a dilute solution (3%–6% by weight) in water for consumer use, and in higher concentrations for industrial use. Apply directly on the stain with a stiff. Apnea means that the patient stops breathing temporarily. Just not yet. There are three primary types of contact lens solutions: multipurpose solution, hydrogen peroxide-based solution, and rigid gas permeable solution. But one of the most common decongestants, pseudoephedrine, has been linked to a small risk of abdominal wall birth defects. Use a toothbrush to apply the paste in small circular motions. I am a bot, and this action was performed automatically. It will clean your septic tanks effectively and is safe to use. It takes about five half-lives for a medication dose to leave the body. Hydrogen peroxide is good for your teeth and gums because it whitens teeth and helps fight inflammation. Most flammmable gases only explode when there is a narrow range. Hydrogen can be produced from a variety of domestic resources, such as natural gas, nuclear power, biomass, and renewable power like solar and wind. The included content is not intended to replace medical advice. 106 fail-safe design 1-10 107 safety 1-10 108 waiver provisions 1-11 chapter 2: properties and hazards of hydrogen 200 typical properties 2-1 201 types of hazards 2-3 202 flammability and ignition of hydrogen 2-14 203 detonation 2-24 204 characteristic properties of gh. When selecting ball valves for hydrogen applications, it is important to look for stem seal designs that are highly resistant to wear. a potentially higher risk of cancer. Fuel pump. But it's a practice that's no longer advised. They are typically large and must be plugged into an electrical outlet. The short answer is: yes, hydrogen is safe. These may include: Stomach pains or. The typical adult hydroxyzine dosage for anxiety is 50 mg to 100 mg 4 times daily as needed. It’s also considered a safe option during pregnancy. 1 billion in sales this year, missing its own sales guidance right after lowering that guidance. None of the antihistamines available today have been categorized as safe. 0001% , but the concentration needed to kill viruses or bacteria is much higher. Liquid Level in Electrolyzer . , during the weekend, or on a holiday, call 212-639-2000. Always be sure to discuss any prescription medications with your doctor. Although hydrogen has been used in industry for decades, its use as. This finding may provide the foundation for a clinically applicable, effective, and safe strategy for the delivery of hydrogen gas to mitigate radiation-induced cellular injury. a. With its powerful features, compatibility, user-friendly interface, and advanced security measures, Hydrogen allows. Trouble controlling body movements. 4 1) Hydrogen-surface interactions: molecular adsorption and dissociation producing atomic hydrogen chemisorbed on the metal surface 2) Bulk metal-hydrogen interactions: dissolution of atomic hydrogen into the bulk and segregation to defects in. A quick science lesson: The chemical makeup of regular water is two parts hydrogen to one part oxygen (hence the name H2O). If this happens, doctors may have difficulty examining the inner ear. Workers should wash hands and face before eating, drinking and smoking. According to the International Renewable Energy Agency, hydrogen has the most potential to reduce greenhouse gas emissions when used in chemical production, refineries, international shipping, and steelmaking. In some cases, alcohol is thought to make these medications less effective. . urinary retention. Hydrogen sulfide is a highly flammable, explosive gas, and can cause possible life-threatening situations if not properly handled. But if it gets blended into the country’s energy mix at a large scale, hydrogen will raise some safety risks. The evidence for the beneficial effects of drinking hydrogen-water (HW) is rare. Introducing Hydroxygenin, the revolutionary bodybuilding supplement that helps you burn fat and build muscle quickly. S. Follow the instructions given by the veterinarian and always bring a. Opioids, sedatives, and alcohol can make hydroxyzine side effects more intense. 1 Goal and Objectives . While no fuel is 100. "A simple recipe for using hydrogen peroxide in your septic system is as follows: Mix one cup of 3% hydrogen peroxide with one gallon of water. Pour the solution into your toilet and flush it into the septic system. While each one is considered to be relatively safe on its own, and they may help alleviate many of the same symptoms (though in different ways), there are some concerns when using. This includes beta blockers like metoprolol. damage to. When liquid hydrogen is stored in tanks, it's relatively safe, but if it escapes there are associated hazards. 1% thought it was very dangerous. Note that not all of the medications listed above are first-line for all anxiety disorders, and some are only. Shake the Vistaril® oral liquid well before using. It is very important that your doctor check your progress at regular visits. Citation. One common medical use for hydrogen peroxide is in dental and oral care. To help prevent this, people often douse a cut with hydrogen peroxide before applying ointment and bandage. Common side effects include sleepiness, headache, and a dry mouth. 3. From our research and use, we have ultimately found that hydrogen executor is a 100% safe-to-use tool. Hydroxyzine is an antihistamine medication that is commonly used to treat anxiety, itching, and other conditions. Common side effects may include: drowsiness; headache; dry mouth; or. There also is a corticosteroid nasal spray that is safe to use during pregnancy. Hydroxyzine is a generic prescription antihistamine for treating anxiety, nausea, and itching. A safe concentration of hydrogen peroxide in the air, for example, is one part per million, or 0. Thesignificanceofthetechnicaldata,listed. Hydrogen peroxide is a kind of chemical raw material, divided into industrial and medical, we will. Ballard systems are designed and built for safety, and the protocols for safe storage and refueling are well developed and understood. Hydroxyzine (Vistaril), 25 mg orally every six hours: Ondansetron, 4 mg orally every. will ensure the safe handling, storage and use of hydrogen. Newer antihistamines, such as cetirizine and loratadine, also may be safe. Even with high leakage, the warming effect 100 years after a hydrogen switch would be 80% lower compared to fossil fuels (although relying on pulse, rather than continuous emissions, significantly inflates that benefit). In most cases, your doctor will prescribe 10-50mg to be taken once a day right before bed. Hydrogen water tablets and machines are also. But after realizing it is a hydrogen station, you may wonder how a hydrogen. The correct dose of Hydroxyzine for sleep varies from person to person. One example of this might be using hydrogen in vehicles compared to burning gasoline or diesel. Risk Summary: There are limited data available on use of this drug in early pregnancy to inform of a drug-related risk. The tool is regularly updated to ensure that it is safe and secure to use, and it is always free from viruses and malware. To make sure hydroxyzine is safe for you, tell your doctor if you have: blockage in your digestive tract (stomach or intestines); bladder obstruction or other urination problems;Hydrogen produced in this way is more environmentally friendly and is called “blue” hydrogen. I take 100mg to sleep. confusion or delirium. Cannabis can cause blood pressure levels to fluctuate and heart rate, meaning that it might make some more sensitive to a heart attack. Hydroxyzine, sold as Atarax, and the nasal spray azelastine are prescription medications while diphenhydramine is sold over-the-counter as Benadryl, a treatment for cold and allergy symptoms. Civil_Training_1000. 8 oz container of Smileactives whitening gel. Hydrogen Peroxide Rinse. Type 2: Made of steel with a glass fiber or. The Safe/Unsafe Drug list for patients with AHP or Acute Porphyrias (AIP, VP, HCP and ADP) is a critical resource. This method is often used to treat respiratory conditions such as asthma and bronchitis. And yet, Peterson is still rates this stock “overweight,” and predicts Plug shares will soar 69% over the next 12 months, to a target price of $10 per share. The 6-10% hydrogen peroxide is the common ingredient used in cosmetic products. A good option may incorporate a trunnion-style ball with a direct-load. It is also extremely light, so it needs to be compressed or liquified, which can make it challenging and expensive to transport, store, and use. To do this, use a sponge soaked in hydrogen peroxide and scrub the interior of the water reservoir, making sure to stay clear of the internal mechanisms of the machine. We transport hydrogen in modular capsules over the existing intermodal container freight network. Just wondering the scientific reason why flame arrestors may be frowned upon when for venting of most other flammable vapors / gases flame arrestors seem standard. skin rash. I’ve made excellent progress with Win-Test, Equi-Mass, and Hydroxygenin. We do not recommend taking novel research compounds without any proof or test results suggesting those compounds are safe for long-term use. Official answer by Drugs. Kiningham, in xPharm: The Comprehensive Pharmacology Reference, 2007 Hydroxyzine, a piperazine derivative, is a competitive antagonist of histamine H 1-receptors. 3396 to learn about a Hydroxyzine addiction treatment program in Washington. This is different from many other anti-anxiety medications that need to be taken regularly to be effective. Hydroxygenin is a slightly different offering, marketed as a fast-acting fat burner. Hydrogen sulfide also occurs naturally in sewers, manure. It can exist as a colorless gas or as a fuming liquid, or it can be dissolved in water. This is different from many other anti-anxiety medications that need to be taken regularly to be effective. Up to 100 ppm: (APF = 25) Any powered, air-purifying respirator with cartridge (s) providing protection against the compound of concern. But this time, I have modern supplements to speed my progress. 601) Download the latest version of hydrogen roblox mobile executor for android devices from above. There is a wealth of knowledge with safe transportation and storage of cryogenic liquids and the safe, effective handling of pressurized gas tanks. Very bad dizziness or passing out. Typically, petrol cars have a driving range of 400 to 600 kilometres on a tank of fuel. By their nature, all fuels have some degree of danger associated with them. So, whenever you have high levels of oxidants in your body, food grade hydrogen peroxide bonds to them to activate. ). Livinggood Daily Metabolism and Hormone. For oral dosage forms (solution or tablets): Adults and children 12 years of age and older—10 milligrams (mg) once a day, taken either in the morning or evening. -Some authorities state that use is contraindicated during early pregnancy. A physician should reassess. Peroxide is a solution made up of hydrogen and oxygen. It is an antihistamine and works by blocking a certain natural substance ( histamine) that your body makes during an allergic reaction. That process turns peroxide into water and oxygen and makes it safe for you to put the lenses back into your eyes. Because they want the big fireball going outside as quickly as possible, and. damage to. 2-29 205 characteristic properties of lh. In general, the standard veterinarian-advised dosage is 1 teaspoon of hydrogen peroxide per 10 pounds of weight of the affected pet. 7 These higher concentrations of hydrogen. 532. Experts say blending hydrogen into gas pipelines won’t work. [Canary Media] Utilities want to extend their infrastructure’s useful life. People usually take hydroxyzine three or four times a day. NFPA 2 Hydrogen Technologies provides the following guidance: Vent system designed in accordance with CGA G-5. To make a hydrogen peroxide rinse at home, follow these steps: Mix hydrogen peroxide with water at a 1:1 ratio. Hydroxyzine is available in two forms — hydroxyzine hydrochloride and hydroxyzine pamoate (Vistaril. Hydrogen use has dramatically increased in recent years, especially as it has grown in popularity as a transportation fuel. Some, such as diphenhydramine (Benadryl) can cause retention of urine in your bladder. Talk to you doctor before using hydroxyzine if pregnant. Hydrogen water is simply pure water with extra hydrogen molecules added to it. 0 m (~10 ft) above grade; 0. The users can download it for free and use it for free without having to pay any money. Hydrogen peroxide is one of those household items that everybody keeps in their cabinet. Adagrasib. Hydrogen peroxide (H 2 O 2) is a compound of hydrogen and oxygen, similar to water (H 2 O). Our Testosterone Support Picks Bulletproof Magnesium is our top testosterone support pick, because magnesium is a mineral that is clinically shown to increase free and total testosterone in athletes and in. A hydrogen internal combustion engine would be pollution-free and wouldn't create the carbon emissions associated with gasoline-powered internal combustion engines. It has many potential uses, such as for skin care and oral hygiene. It plays a beneficial role in diseases including metabolic syndrome, cancer, organ injury, and Parkinson's disease. Pour 4 tsp (20 ml) of 30% hydrogen peroxide into a graduated cylinder. Hydrogen sulfide is used or produced in a number of industries, such as. Dentists say hydrogen peroxide can be safe when used for teeth whitening, but only when it's used correctly. Is Hydrogen Executor Free? Yes! it is a free roblox mobile executor as of now. Taking hydroxyzine and melatonin together may cause added sedation, CNS effects, and respiratory depression. Hydrogen water is created when extra hydrogen molecules from dissolved. Green hydrogen could be a vital tool to limit greenhouse gas emissions from hard-to. It’s generally considered safe and is commonly prescribed to treat anxiety disorders, including GAD, social. If the liquid level were to. It is unclear if use. Unlike petrol or diesel, gas does not form puddles, the. Hydroxyzine works by blocking the effects of histamine. IF YOU. Hydrogen peroxide is a chemical agent in many cleaning products. Hydrogen Peroxide Rinse. However, the dose is. Atarax (hydroxyzine hydrochloride) is an antihistamine with anticholinergic (drying) and sedative properties used for symptomatic relief of anxiety and tension associated with. A huge discovery of this so-called ‘white’ hydrogen in France earlier this year sparked excitement that it could become a clean, cheap and renewable energy source. The Center for Hydrogen Safety (CHS) in collaboration with AIChE has developed a microtraining learning plan as part of the Hydrogen Safety for First Responders training. In its free state it consists of two atoms (H 2) which, when combined with oxygen (O) during its use (combustion or, more commonly, in a fuel cell), generate water (H 2 O). “pink mold”) Countertops, cutting boards, and other food. Additionally, the use of premium ingredients ensures that the supplement is both safe and effective, making it a reliable choice for those looking to reach their desired physique while maintaining good health. Add three quarts of water and shake the spray bottle to mix its contents thoroughly. expects smaller-than-expected profit next year, with slowing equipment demand from farmers starting to weigh on the world’s largest tractor maker. According to a 2018 article, hydrogen peroxide can result in residual bubbling inside the ear canal. But it's a practice that's no longer advised. Hydrogen peroxide can help bleach or color your hair, too. It’s also given as a sedative before and after general anesthesia. Grant Agreement No: 779613 Handbook on Hydrogen Safety: LH2 Safety v Publishable Short Summary The interest in hydrogen as a clean fuel and energy carrier of the future has grown in manyHydroxyzine is not safe to take during pregnancy or while breastfeeding. However, COPVs are lightweight and are more suitable for large-scale transportation and storage of hydrogen. The importance of hydrogen to the UK’s future energy system and industry is reflected in government policy. com. Your doctor may adjust your dose as needed. 6. It’s easily recognized by its brown bottle, which makes it stand out in a sea of stockpiled comet cleaning powder and rubbing alcohol. May 5, 2021. Tritium (from Ancient Greek τρίτος (trítos) 'third') or hydrogen-3 (symbol T or 3 H) is a rare and radioactive isotope of hydrogen with a half-life of ~12. Hydroxyzine, sold under the brand names Atarax and Vistaril among others, is an antihistamine medication. Hydrogen fuel cells do not generate greenhouse gas emissions as for fossil fuel sources, thus reducing pollution and improving air quality as a result. Although known safety profiles of approved drugs permit rapid advancement to clinical trials, there has been limited success in identifying clinically. The typical adult hydroxyzine dosage for anxiety is 50 mg to 100 mg 4 times daily as needed. Common medications with anticholinergic properties include Thorazine, Tylenol PM, and Benadryl. Thus, the medication can remain in the body for about 70 to 125 hours (five half-lives) after the last dose. "It is safe and it is achievable. 5-5mg per cat, given either once or twice. Hydroxyzine may rarely cause acute generalized exanthematous pustulosis (AGEP), a serious skin reaction characterized by fever and numerous small, superficial, non-follicular, sterile pustules, arising within large areas of edematous erythema. That’s not to say it would be easy, though. It does not plume. Detailed safety requirements associated with specific. Hydrogen sulfide (also known as H 2 S, sewer gas, swamp gas, stink damp, and sour damp) is a colorless gas known for its pungent "rotten egg" odor at low concentrations. Hydroxyzine is used to help control anxiety and tension caused by nervous and emotional conditions. The explosive range of hydrogen sulfide in air is 4. Hydrogen peroxide is an ingredient in many bleaches, dyes, cleansers, antiseptics, and disinfectants. Using hydroxyzine long-term would be considered an off-label use for the drug because there are no studies looking at the long-term effects of hydroxyzine. "It prevents healing rather than promoting it. Use this solution once every 2-3 months to maintain the cleanliness and efficiency of your septic system. Hydrogen peroxide might be the first thing you grab when treating a wound in order to help disinfect it. Teeth whitening. It rarely exists as free hydrogen, however. Alfentanil. 02 percent of current hydrogen production is green. Even so, Green Hydrogen currently costs around US$5-6 per kg to produce from renewable energy, compared to around US$2 per kg for hydrogen produced from fossil fuels. Larger doses or more prolonged use may cause drowsiness and other effects in the infant or decrease the milk supply, particularly in combination with a sympathomimetic such as pseudoephedrine or before lactation is well. In this particular study, the participants drank 51 ounces a day, which is more than 6 8-ounce bottles, adding up to about $15/day. These qualities make it an attractive fuel option for transportation and electricity. Hydroxyzine for anxiety is a common treatment that can be very effective. Some dogs taking other types of antihistamines have also experienced vomiting. Hydrogen peroxide is a common item found in many homes in the medicine cabinet. Hydrogen peroxide is used in many industries. Green hydrogen is safer than conventional fuels. Deere & Co. k. It does not leach. Carbon-based fuels tend to spread as liquids (as you well know if you've ever spilled gasoline on yourself at the pump). It is 1 mg per pound of your dog’s weight. Applies to: hydroxyzine and Seroquel (quetiapine) Using QUEtiapine together with hydrOXYzine can increase the risk of an irregular heart rhythm that may be serious and potentially life-threatening, although it is a rare side effect. Hydrogen gas inhalation works a little differently. Depending on the level of purity required for the final application, reliable hydrogen purity analyzers or trace impurity analyzers allow operators and end users. According to the strategy, Canada produces an estimated three million. The lowest, 3%, is the safest and recommended concentration of hydrogen peroxide that you should use for this purpose. It is stable in ambient temperatures. It can be stored as a gas or liquid, or made part of other molecules, and has many uses such as fuel for transport or heating, a way to store electricity, or a raw material in industrial processes. blurred vision. Antihistamines are one of the most common drugs that are used extensively in various dermatological and nondermatological conditions. Similar to hydrogen peroxide, carbamide peroxide is an oxidizing agent. Its driving range varies from 569km to 611km depending on the variant you choose. The Hyundai Nexo is a hydrogen fuel cell SUV first introduced in 2018 and is currently available in South Korea, the USA, the UK, and Australia. Treat stains with oxygen bleach paste. Most commonly, anticholinergics can cause the following side effects: drowsiness or sedation. ismit just for anxiety that you need something Rina? There are other less sedating meds like lorazepam. Hydrogen is very flammable, and can explode even at very low concentrations. Often exploits will get detected because they exhibit the same behavior as malware by default. I started with SARMs a couple of months back, but I started using several Vintage Muscle products a month ago. Although sulfur-reducing bacteria can impart taste and odor in the water, they. Hydrogen sulfide is used or produced in a number of industries, such as. The final sentence of the report concludes, “Storing the hydrogen at pressure will not cause any more significant safety issues than liquid fuel in the event of a ballistic penetration or explosion due to the inherently safe design of the storage systems. It usually is taken three or four times a day. The measures include restricting use of hydroxyzine in patients at high risk of heart rhythm problems and using the medicine. Because it doesn't burn, however peroxide may not cause initial pain, but when absorbed through the skin it can cause a number of problems. Call your doctor right away if you have a rash or any of these signs. 4. In this particular study, the participants drank 51 ounces a day, which is more than 6 8-ounce bottles, adding up to about $15/day. Place the seeds in a container and add enough hydrogen peroxide solution to completely submerge them. Xanax is. 3.