The bacillus is non-resistant and easily killed by heat and germicide substances, particularly acids. [Please select]
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_--[beta]-Naphthol, also a coal-tar derivative, is a good germicide, and, incorporated in soap to the extent of 3 per cent. [Please select]
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In the authors' experience, however, sodium fluoride appears to have little value as a germicide when added to soap, such soaps being found to rapidly become rancid and change colour. [Please select]
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It does not matter if a little of the solution goes down the throat of the bird, as it is perfectly harmless when swallowed by man, beast or bird, and it is the best germicide known, being non-poisonous and odorless. [Please select]
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