By varying the proportions of copper and zinc, the properties of the brass can be changed, allowing hard and soft brasses. The density of brass is approximately .303 lb/cubic inch, 8.4 to 8.73 grams per cubic centimetre.
Effective Drinks. Decaffeinated, non-mint herbal tea; non-citrus juices such as apple juice; and plenty of water usually work effectively in a diet to protect you from heartburn. Penn Medicine advises drinking only small amounts of liquid during mealtime to avoid overworking the stomach.
People who say apple cider vinegar works for heartburn relief mix anywhere from 1 teaspoon to 2 tablespoons in a glass of water before drinking. Others swallow 1 teaspoon apple cider vinegar, which may cause a burning sensation for a moment before quick relief from heartburn.