A BURGLAR ALARM
A French, chemist has suggested an ingenious and somewhat humorous burglar alarm. He has submitted it to the laboratory of “La Nature, .Y h 0 J did all that was claimed of it by its inventor, uccordin" to the ‘Morning Post" It consists of powdered iodine and ammonia. The iodine is'first dusted over the floor, very little being necessary A sufficient quantity of ammonia to moisten the (powder is then sprinkled over it. This evaporates very quickly, leaving a substance-iodine nitrate—which will explode or detonate at the slightest touch. Even a rat running across (he floor will set up a series of tiny explosions The unsuspecting burglar, though he tread os lightly as he can in the softest of felt slippers, will think he is walking over bunches of • Chinese crackers, and will arouse the entire household.
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https://paperspast.natlib.govt.nz/newspapers/DOM19211011.2.5
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Dominion, Volume 15, Issue 14, 11 October 1921, Page 2
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140A BURGLAR ALARM Dominion, Volume 15, Issue 14, 11 October 1921, Page 2
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