sulfite method
11Photographic developer — In the processing of photographic films, plates or papers, the photographic developer (or just developer) is a chemical that makes the latent image on the film or print visible. It does this by reducing the silver halides that have been exposed… …
12catalysis — catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… …
13wood — wood1 woodless, adj. /wood/, n. 1. the hard, fibrous substance composing most of the stem and branches of a tree or shrub, and lying beneath the bark; the xylem. 2. the trunks or main stems of trees as suitable for architectural and other… …
14Wood — /wood/, n. 1. Grant, 1892 1942, U.S. painter. 2. Leonard, 1860 1927, U.S. military doctor and political administrator. * * * I Hard, fibrous material formed by the accumulation of secondary xylem produced by the vascular cambium. It is the… …
15Fourdrinier machine — The Fourdrinier Machine is the basis for most modern papermaking, and it has been used in some variation since its conception. The Fourdrinier accomplishes all the steps needed to transform a source of wood pulp into a final paper… …
16Kraft process — The Kraft process (also known as Kraft pulping or sulfate process) describes a technology for conversion of wood into wood pulp consisting of almost pure cellulose fibers. The process entails treatment of wood chips with a mixture of sodium… …
17Caramel color — [E150] seen on the right rim of artificial soy sauce fill line Caramel color or caramel coloring is a soluble food coloring. It is made by a carefully controlled heat treatment of carbohydrates, generally in the presence of acids, alkalis, or… …
18Hydrogen sulfide — Systematic name …
19Microbial metabolism — is the means by which a microbe obtains the energy and nutrients (e.g. carbon) it needs to live and reproduce. Microbes use many different types of metabolic strategies and species can often be differentiated from each other based on metabolic… …
20Dried fruit — Traditional dried fruit retain most of the nutritional benefits of fresh fruit, and gain others …
