If your eyes glaze over when scanning the car wax section, you're not alone. Alongside the tins of carnauba wax -- once the definitive choice of polish -- is a crowd of bottles, sprays and creams.

Dear Dr. Blonz: My question is about the coating often used on nuts and candy. One almond product ingredient label listed “sugar, almonds, flour dextrin, artificial colors and flavors, titanium ...