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Ceramic nonstick cookware: A popular new class of nonstick cookware, these candy-colored ceramic pans — such as the Instagram-famous Always Pan — are often marketed as nontoxic.

The splintered fluorine atoms, the researchers report, are safely sequestered by reacting them with potassium hydride in solution to form potassium fluoride, a nontoxic ingredient in toothpaste.

The safest nontoxic material options for kitchen utensil are wood and stainless steel.

Chaves uses mosquito dunks, beige, doughnut-shaped floats that kill mosquito larvae but are nontoxic to other creatures.

UC Riverside scientists have discovered a highly effective, nontoxic, and less expensive way to lure hungry termites to their doom.