Dear Dr. Roach: How much mercury is safe? — A.C. Dear A.C.: The chemical element mercury exists in three forms: elemental mercury, which is the kind in thermometers; inorganic mercury, especially ...

Methyl acetate is the second simplest aliphatic ester, along with its isomer ethyl formate 1. It has a pleasant, fruity odor and occurs in nature in fruits (e.g., bananas, grapes, and apples) and ...