Examines use of fire extinguishers related to the four classes of fires (designated A, B, C, and D). Suggests that when computers or other valuable electronic equipment are in an area (including laboratories), the ABC-rated Halon 1211 should be used since it produces a very effective, noncorrosive, nonconducting mist with no residue. (JN)

Compares safety in the chemical industry to academic chemistry laboratories based on the incidence rate for minor industrial injuries compiled by the U.S. Department of Labor, Bureau of Labor Statistics and the author's estimate of academic rates. Provides a list of over 50 errors and omissions commonly found in chemical laboratories. (JM)

Describes a laboratory explosion involving 30 percent hydrogen peroxide being heated on a ceramic-top hotplate. Gives three safety suggestions: peroxides should be treated as potential explosion hazards; alternatives to the ceramic-top hotplate for these reactions should be considered; and lab workers should be prepared for the worst possible…

Describes events leading to a flood in the Wehr Chemistry Laboratory at Marquette University, discussing steps taken to minimize damage upon discovery. Analyzes the problem of flooding in the chemical laboratory and outlines seven steps of flood control: prevention; minimization; early detection; stopping the flood; evaluation; clean-up; and…