Check the tare weight or (TW) on the tank this is the weight of the cylinder empty. TW 18.5 would be the weight of the bottle empty. If you weigh your bottle and it weighs say 27 pounds 27-18.5=8.5 pounds left in the cylinder. You can tell if a propane tank is empty by shaking it an listening to it.
On September 13, 2014, Fort McHenry in Baltimore held a 200th anniversary celebration to mark the writing of the âStar Spangled Banner.â (Getty) âThe Star Spangled Bannerâ has been the official U.S. National Anthem since 1931 and is commonly heard today before sporting events and other patriotic gatherings. The lyrics â at least those to the first verse â have become ingrained in Americaâs culture, as much as apple pie and baseball.
National Anthem. The American National Anthem was inspired by the events at the Battle of Baltimore, one of the key moments in the War of 1812. When Francis Scott Key saw the American flag flying above Fort McHenry amidst the cannon fire, he was inspired to write the historic poem Defence of Fort McHenry. This poem would be put to music to become The Star-Spangled Banner. The song became the official American National Anthem on March 3, 1931.