GUSTINE, Texas — When you buy a gallon of milk at the store, do you wonder if it’s safe to drink? Probably not, and with good reason. Pasteurization may have been invented 154 years ago, but it’s still the best, and only, way to kill potential disease-causing bacteria in milk. As a result, pasteurized milk and other dairy products purchased in a store rarely pose danger of sickness from harmful bacteria. June – National Dairy Month – is a good time for dairy farmers such as m