Chewing Gum (Even Sugar-Free): The act of chewing, even without swallowing, can stimulate digestive processes and potentially release small amounts of substances that can interfere with test results
Just to name off the ones I remember: Coffee, Creamy Coffee, Mint, Juniper, Licorice, Berry Frost, Grape, Melon, Tropical Fruit, Ginger, Orange, Elderflower, Blueberry, Lime, Pineapple, Green Herbs, Energy Drink, Strawberry, Lavender, and Wintergreen
Bugler Tobacco is a non aromatic pipe tobacco
Quitting smoking can cause various withdrawal symptoms
Does anyone out there think Rangers manager Ron Washington should be able to smoke next to his lineup card, or that Yankees shortstop Derek Jeter should be able to have a drag during a pitching change