toxic agent concentration
121Phosphoric acid — This article is about orthophosphoric acid. For other acids commonly called phosphoric acid , see Phosphoric acids and phosphates. Phosphoric acid …
122Photographic processing — is the chemical means by which photographic film and paper is treated after photographic exposure to produce a negative or positive image. Photographic processing transforms the latent image into a visible image, makes this permanent and renders… …
123Inergen — is a trademarked fire suppression product of Ansul Corporation. Inergen is a blend of inert atmospheric gases that contains 52% nitrogen, 40% argon, 8% carbon dioxide [ref: Ansul Inergen MSDS Form F 9313 7] . It is considered a clean agent for… …
124bacteria — bacterial, adj. bacterially, adv. /bak tear ee euh/, n.pl., sing. bacterium / tear ee euhm/. ubiquitous one celled organisms, spherical, spiral, or rod shaped and appearing singly or in chains, comprising the Schizomycota, a phylum of the kingdom …
125Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …
126digestive system, human — Introduction the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… …
127endocrine system, human — ▪ anatomy Introduction group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… …
128Caffeine — This article is about the stimulant drug. For other uses, see Caffeine (disambiguation). Caffeine Systematic (IUPAC) name …
