poison water

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• poison — [[t]pɔ͟ɪz(ə)n[/t]] poisons, poisoning, poisoned 1) N MASS Poison is a substance that harms or kills people or animals if they swallow it or absorb it. Poison from the weaver fish causes paralysis, swelling, and nausea... Mercury is a known poison …   English dictionary

• Poison dart frog — Poison dart frogs (Dendrobatidae) Dendrobates azureus (top) and Dendrobates leucomelas Scientific classification …   Wikipedia

• Water —    • Water was much safer in olden times, but now it can contain poison and parasites (giardia and hepatitis). The best water is fast moving and at high elevations, and away from human habitation. Water should always be clear, never discolored or …   The writer's dictionary of science fiction, fantasy, horror and mythology

• POISON — (Heb. חֵמָה, לַצֲבָה, מְרֵרָה, רֹאשׁ (רוֹשׁ), רַעַל, תַּרְצֵלָה; Akk. imtu, martu; Ug. ḥmt). The biblical terms for poison are derived mainly from two sources: types of poisonous plants and the poisonous venom of snakes and other reptiles. Many… …   Encyclopedia of Judaism

• Water intoxication — Classification and external resources Water intoxication, also known as water poisoning, is a potentially fatal disturbance in brain functions that results when the normal balance of electrolytes in the body is pushed outside of safe limits by… …   Wikipedia

• poison hemlock — n 1) a large branching biennial poisonous herb of the genus Conium (C. maculatum) with finely divided leaves and white flowers 2) WATER HEMLOCK * * * Conium maculatum, a large herb that contains the poisonous alkaloid coniine; animals that eat it …   Medical dictionary

• poison — poisoner, n. poisonless, adj. poisonlessness, n. /poy zeuhn/, n. 1. a substance with an inherent property that tends to destroy life or impair health. 2. something harmful or pernicious, as to happiness or well being: the poison of slander. 3.… …   Universalium

• Poison — This article is about the type of substance. For other uses, see Poison (disambiguation). The EU s standard toxic symbol, as defined by Directive 67/548/EEC. The skull and crossbones has long been a standard symbol for poison. In the context of… …   Wikipedia

• poison frog — ▪ amphibian also called  poison dart frog  or  poison arrow frog   any of approximately 180 species of New World frogs (frog) characterized by the ability to produce extremely poisonous skin secretions (secretion). Poison frogs inhabit the… …   Universalium

• Poison gas in World War I — The use of poison gas in World War I was a major military innovation. The gases ranged from disabling chemicals, such as tear gas and the severe mustard gas, to lethal agents like phosgene and chlorine. This chemical warfare was a major component …   Wikipedia

• Water fluoridation controversy — The water fluoridation controversy arises from moral, ethical, and safety concerns regarding the fluoridation of public water supplies. The controversy occurs mainly in English speaking countries, as Continental Europe does not practice water… …   Wikipedia