DDT, the “wonder insecticide” that ... The famous “bug bombs” (aerosol sprays) are excellent for a limited purpose. They should contain both DDT and pyrethrum (or some similar toxicant).
DW on MSN2mon
Do natural pesticides actually work?In ancient Persia (current-day Iran), the natural insecticide Pyrethrum ... created with plant products like Pyrethrum, or ...
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