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Show Destruction of Rats. " An East Africa publication contains A description of a method of destroying destroy-ing rats, followed In Java, In which carbon blsulphatt In crrployed. la carrying out the method a small quantity, quan-tity, usually about half a teaspoonful of the carbon bisulphide Is poured Into In-to the rst hole end after waiting few moments to let the liquid evaporate, evap-orate, tbe mixture of air and vapor Is lighted, a small explosion resulting sof filling the hole with poisonous gas, killing tbe rats Instantly. Sucn a process pro-cess practiced openly mlgtit be objectionable objec-tionable under some circumstances because be-cause of danger from fire resulting from the explosion and a field for Invention In-vention appears to offer Itself to provide pro-vide some form of fire-proof gun or explosion cbsmher suitably formed te be Inserted In tbe mouth of tbe rat bole and adapted to enclose tbe ex plosion and discharge tbe resulting noxious gas into tbe bole. Scientific American. |