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.
* Peptic ulcers. * Smoking cigarettes. * Drinking carbonated beverages. * Consuming fatty or spicy food, citrus fruits, tomato products, onions and chocolate. * Gastritis. * Taking medications including ibuprofen, aspirin, and certain drugs used to treat hypertension.
A spoonful of baking sodaâ¦. A spoonful of sodium bicarbonate, or teaspoon-full to be exact, can help put an end to the gnawing, burning, sensation of heartburn caused by acid reflux. Baking soda, as sodium bicarbonate is more commonly known, can help your reflux and in turn help your heartburn because it is a base substance. It has a pH higher than 7.0, and therefore neutralizes stomach acid.