Vaginal infections. Help for infections. If you have pain, itching, or other symptoms around your vagina, donât try to treat them yourself. Donât risk your health. See a doctor or other health care professional who can figure out the cause and right treatment.Signs that you may have a vaginal infection include itching, burning, pain in or around your vagina, or a problem with your vaginal discharge (fluid).aginal infections. Help for infections. If you have pain, itching, or other symptoms around your vagina, donât try to treat them yourself. Donât risk your health. See a doctor or other health care professional who can figure out the cause and right treatment.
Hydrogenation â to treat with hydrogen â is a chemical reaction between molecular hydrogen (H2) and another compound or element, usually in the presence of a catalyst such as nickel, palladium or platinum. The process is commonly employed to reduce or saturate organic compounds. Hydrogenation typically constitutes the addition of pairs of hydrogen atoms to a molecule, often an alkene. Catalysts are required for the reaction to be usable; non-catalytic hydrogenation takes place only at very high temperatures.
Full Definition of HYDROGEN. : a nonmetallic element that is the simplest and lightest of the elements, is normally a colorless odorless highly flammable diatomic gas, and is used especially in synthesis â see element table â compare deuterium, tritium.â hyÂ·drogÂ·eÂ·nous \hÄ«-Ëdrae-ËdrÃ¤-jÉ\ nÉs. adjectiveord History of HYDROGEN. When hydrogen is burned it combines with oxygen to make water. That fact accounts for the name of this gas. The word hydrogen was formed from two Greek roots. The first, hydro- , means â water, â and the second, -gen, means â giving rise to, producing.