Tag: piperonyl butoxide (PBO)

An Herb to Honor Veterans

| November 1, 2012 | 0 Comments

War time technology often yields things of great use for peace time. Such is the case for the herb pyrethrum (chrysanthemum cinerariaefolium). The legend has it that Prussian soldiers camped overnight in a field of flowers and awoke with the welcome realization that the persistent infestations of body lice were all gone from their clothes. […]

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