ozone paper
Look at other dictionaries:
Ozone — For other uses, see Ozone (disambiguation). Ozone … Wikipedia
Ozone depletion — Image of the largest Antarctic ozone hole ever recorded (September 2006) Ozone depletion describes two distinct but related phenomena observed since the late 1970s: a steady decline of about 4% per decade in the total volume of ozone in Earth s… … Wikipedia
ozone layer — noun a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun • Syn: ↑ozonosphere • Hypernyms: ↑layer • Part Holonyms: ↑stratosphere • Part Meronyms … Useful english dictionary
starch-iodide paper — ozone paper o zone pa per (Chem.) Paper coated with starch and potassium iodine, also called {starch iodide paper}. It turns blue when exposed to ozone. [Webster 1913 Suppl. +PJC] … The Collaborative International Dictionary of English
Pulp (paper) — Fibres in wood pulp Pulp is a lignocellulosic fibrous material prepared by chemically or mechanically separating cellulose fibres from wood, fibre crops or waste paper. Wood pulp is the most common raw material in papermaking. Contents … Wikipedia
environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… … Universalium
Laser printer — HP LaserJet 4200 series printer, installed atop high capacity paper feeder … Wikipedia
Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… … Universalium
environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations … Universalium
Nuclear winter — For other uses, see Nuclear winter (disambiguation). Nuclear weapons History Warfare Arms race Design Testing … Wikipedia
