org/wiki/Silverfish">silverfish, and many other insects. The product is generally considered to be safe to use in household kitchens to control cockroaches and ants.[16] It acts as a stomach poison affecting the insects' metabolism, and the dry powder is abrasive to the insects' exoskeleton.
Boric acid is also made into a paste or gel form as a powerful and effective insecticide much safer to humans than many other insecticides. The paste or gel has attractants in it to attract insects. The boric acid slowly causes dehydration.[citation needed]
[edit] Preservation
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