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.
The Link Between Alcohol and Heartburn. Alcohol can trigger heartburn for many people. There are several ways in which alcohol works upon your body to aggravate or produce a bout of heartburn. These include: Alcohol relaxes the lower esophageal sphincter (LES), allowing stomach contents to reflux back up into the esophagus.