avoid+waste
61Light pollution — This article is about light pollution in the visible spectrum. For information on pollution in the radio spectrum, see radio spectrum pollution. This time exposure photo of New York City at night shows skyglow, one form of light pollution …
62List of Star Trek races — This is a list of sentient species and races from the fictional universe of the Star Trek media franchise. Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z   Notes   …
63Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …
64Local government in England — Councils in England are based in buildings such as the Manchester Town Hall. The pattern of local government in England is complex, with the distribution of functions varying according to the local arrangements. Legislation concerning local… …
65technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
66mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …
67Paper shredder — with built in wastebasket A paper shredder is a mechanical device used to cut paper into chad, typically either strips or fine particles. Government organizations, businesses, and private individuals use shredders to destroy private, confidential …
68Swarf — This article is about the manufacturing waste. For the English band, see Swarf (band). For the archaic term for waste oil or grease, see Swarfega. Various examples of swarf, including a block of compressed swarf Swarf, also known as turnings,… …
69metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …
70nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them …
