acid–base reaction — ▪ chemistry Introduction a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… … Universalium
CrystaSulf — is the trade name for a chemical process used for removing hydrogen sulfide (H2S) from natural gas, synthesis gas and other gas streams in refineries and chemical plants.[1][2] CrystaSulf uses a modified liquid phase Claus reaction to convert the … Wikipedia
Acid dissociation constant — Acetic acid, a weak acid, donates a proton (hydrogen ion, high … Wikipedia
food preservation — Any method by which food is protected against spoilage by oxidation, bacteria, molds, and microorganisms. Traditional methods include dehydration, smoking, salting, controlled fermentation (including pickling), and candying; certain spices have… … Universalium
Ammonia — For other uses, see Ammonia (disambiguation). Ammonia … Wikipedia
luminescence — luminescent, adj. /looh meuh nes euhns/, n. 1. the emission of light not caused by incandescence and occurring at a temperature below that of incandescent bodies. 2. the light produced by such an emission. [1885 90; < L lumin (see LUMEN) +… … Universalium
ammonia — /euh mohn yeuh, euh moh nee euh/, n. Chem. 1. a colorless, pungent, suffocating, highly water soluble, gaseous compound, NH3, usually produced by the direct combination of nitrogen and hydrogen gases: used chiefly for refrigeration and in the… … Universalium
surface coating — ▪ chemistry Introduction any mixture of film forming materials plus pigments, solvents, and other additives, which, when applied to a surface and cured or dried, yields a thin film that is functional and often decorative. Surface coatings… … Universalium
Drexler–Smalley debate on molecular nanotechnology — The Drexler–Smalley debate on molecular nanotechnology was a public dispute between K. Eric Drexler, founder of the field of molecular nanotechnology, and Richard Smalley, a recipient of the 1996 Nobel prize in Chemistry for the discovery of the… … Wikipedia
Azeotrope — Vapor liquid equilibrium of 2 propanol/water showing azeotropic behavior An azeotrope ( / … Wikipedia
Dispersant — A dispersant or a dispersing agent or a plasticizer or a superplasticizer is either a non surface active polymer or a surface active substance added to a suspension, usually a colloid, to improve the separation of particles and to prevent… … Wikipedia
