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Ammonia vapour has a sharp, irritating, pungent odor that acts as a warning of potentially dangerous exposure. The average odor threshold is 5 ppm, well below any danger or damage. Exposure to very high concentrations of gaseous ammonia can result in lung damage and death. [ 129 ]
An old sewer gas chimney in Stonehouse, Plymouth, England, built in the 1880s to disperse sewer gas above residents. Sewer gas is a complex, generally obnoxious smelling mixture of toxic and nontoxic gases produced and collected in sewage systems by the decomposition of organic household or industrial wastes, typical components of sewage.
Discover essential home safety tips with "10 Home Odors You Should Never Ignore." This vital guide alerts homeowners to potential dangers lurking behind common household smells.
Two capsules of smelling salts from a first-aid kit. A thin inner glass tube contains alcohol and ammonia; the outer layer is cotton and netting. When crushed, the liquid is released into the cotton, while the glass shards are retained inside. The ammonia-soaked cotton is waved in front of the nose for the treatment of fainting.
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Ammonia begone. Well, for a month. Mostly. Anyway, PWC on March 1 began its annual water treatment changeover, which means it stopped adding ammonia to its treatment process, according to a news ...
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Many gases have toxic properties, which are often assessed using the LC 50 (median lethal concentration) measure. In the United States, many of these gases have been assigned an NFPA 704 health rating of 4 (may be fatal) or 3 (may cause serious or permanent injury), and/or exposure limits (TLV, TWA/PEL, STEL, or REL) determined by the ACGIH professional association.