About 20% of five-year-olds wet the bed; by the age of 10, about 5% do it. Only 1% of 15-year-olds are still wetting at night. Bedwetting is quite common in school-age children: they canât control it, and most grow out of it. In the meantime, there are things you can do to help your child feel better about this issue.
One gallon of mercury converted to pound equals to 112.95 lb. How many pounds of mercury are in 1 gallon? The answer is: The change of 1 gal ( gallon ) unit of a mercury amount equals = to 112.95 lb ( pound ) as the equivalent measure for the same mercury type.
How much did the Space Shuttle weigh? The Space Shuttle weighed 165,000 pounds empty. Its external tank weighed 78,100 pounds empty and its two solid rocket boosters weighed 185,000 pounds empty each. Each solid rocket booster held 1.1 million pounds of fuel. The external tank held 143,000 gallons of liquid oxygen (1,359,000 pounds) and 383,000 gallons of liquid hydrogen (226,000 pounds). The fuel weighed almost 20 times more than the Shuttle. At launch, the Shuttle, external tank, solid rocket boosters and all the fuel combined had a total weight of 4.4 million pounds.