soda-acid extinguisher

soda-acid extinguisher

[′sōd·ə ′as·əd ik′stiŋ·gwə·shər]
(engineering)
A fire-extinguisher from which water is expelled at a high rate by the generation of carbon dioxide, the result of mixing (when the extinguisher is tilted) of sulfuric acid and sodium bicarbonate.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Next, a soda-acid extinguisher was patented in France in 1866; it contained a sodium bicarbonate and water solution mixed with tartaric acid to produce carbon dioxide (C[O.sub.2]).
However, electrical fires should never be fought with a water-based, soda-acid extinguisher. Water conducts electricity, so whoever fights the fire could be electrocuted.