The time capsule was discovered behind a plaque at the monument in Baltimore's Mount Vernon neighborhood. The sealed box was put behind the plaque, placed in front of a niche to commemorate the monument's centennial, on Defender's Day, Sept. 12, 1915.
OIL AND THE ENVIRONMENT. Products made from oil (petroleum products) help us do a lot of things. We use them to power our airplanes, cars, and trucks, to heat our houses, and to make things like medicine and plastics.Even though petroleum products make life easier, it is not all good.IL AND THE ENVIRONMENT. Products made from oil (petroleum products) help us do a lot of things. We use them to power our airplanes, cars, and trucks, to heat our houses, and to make things like medicine and plastics.
Oil and gas are both used for heating homes and buildings, but natural gas, when compared to oil, is much cheaper. Oil is also more polluting when compared to gas. Oil is used as a backup fuel for gas. Gas is more widely spread as a heating fuel, and has reduced the usage of oil as a heating oil.