Search results

...''' (EAN), is a type of breathing gas that contains a higher percentage of oxygen than is found in normal atmospheric air. ...t used in the 1950s by the U.S. Navy to describe a mixture of nitrogen and oxygen used in diving operations.

'''Breathing gas''' is a mixture of gaseous chemical elements and compounds used for respiration. Pronounced ...and [[nitrogen]]. The oxygen is necessary for cellular respiration, while nitrogen is a largely inert gas that makes up the bulk of the Earth's atmosphere. Ot

...rongs which are placed in the nostrils and from which a mixture of air and oxygen flows. ...can also be used at home with a home oxygen concentrator or with portable oxygen.

...redamp, which is primarily composed of carbon dioxide, carbon monoxide and nitrogen. * [[Blackdamp]]: A mixture of carbon dioxide and nitrogen, found in enclosed spaces such as mines.

...ovalent bonds and can contain other elements such as hydrogen, oxygen, and nitrogen. ...quid produced during the destructive distillation of coal. It is a complex mixture of phenols, polycyclic aromatic hydrocarbons (PAHs), and heterocyclic compo

* [[Partial pressure]]: The pressure of a single type of gas in a mixture of gases. ...state similar to alcohol intoxication in divers who breathe high pressure nitrogen.

...he Earth's atmosphere. The primary components of air include [[oxygen]], [[nitrogen]], and small amounts of other gases including [[argon]], [[carbon dioxide]] ...cial role in various processes and procedures. It is the primary source of oxygen, which is essential for [[cellular respiration]] and survival of all living

...ous states of matter at room temperature, such as gases (Hydrogen, Oxygen, Nitrogen, Fluorine, Chlorine) and solids (Phosphorus, Sulfur). * [[Metalloid]]: An element that has properties in between or that are a mixture of those of metals and nonmetals.

...ctional group in organic chemistry consisting of one nitrogen atom and two oxygen atoms. "Benzene" is a colorless and highly flammable liquid with a sweet sm ...with a mixture of concentrated sulfuric acid, water, and nitric acid. This mixture is sometimes called "mixed acid." The production of nitrobenzene is one of

...he digestive system through the rectum. This gas is a mixture of nitrogen, oxygen, carbon dioxide, hydrogen, and methane, which are byproducts of the digesti

...mpler substances by chemical means. Examples include hydrogen, oxygen, and nitrogen. ...e components, each of which retains its own identity and properties in the mixture. Examples of mixtures include air and salt water.

...on along with various other elements such as hydrogen, sulfur, oxygen, and nitrogen. ...other higher alkanes, and sometimes a small percentage of carbon dioxide, nitrogen, hydrogen sulfide, or helium.

...on along with various other elements such as hydrogen, sulfur, oxygen, and nitrogen. ...other higher alkanes, and sometimes a small percentage of carbon dioxide, nitrogen, and hydrogen sulfide.

...le gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen, and "purifier" (pronunciation: /ˈpjʊərɪfaɪər/), which means a device