Editor’s Note: Toxic Guru is a new monthly column. The author, Mark Mitchell, is a board-certified industrial hygienist, registered occupational hygienist and certified safety professional. He worked as a high school science teacher before that. Dear Toxic Guru, googletag.cmd.push(function () { // Define Slot var… Read More
Comments for: Old bottles of DDT should be disposed of
Old bottles of DDT should be disposed of
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Old bottles of DDT should be disposed of