Boil prevention include: 1  Boil is contagious, so donât use the same items with anybody else, especially personal hygiene items such as towels or razor. 2  By washing your hands with soap and warm water regularly, you can stop bacteria moving to your skin. 3  If you have an open cut or open injury, clean it and cover it.
A 100-ft tree, 18 diameter at its base, produces 6,000 pounds of oxygen.. - Northwest Territories Forest Management. - Environment Canada, Canada's national environmental agency. On average, one tree produces nearly 260 pounds of oxygen each year.
Scientists estimate a safe oxygen consumption of 50 liters per hour for a human. Meanwhile, a leaf gives off about five milliliters of oxygen per hour. A person would need to be in a room with about ten thousand leaves. About 300 to 500 plants would produce the right amount of oxygen.