20 Things You Should Never Do on an Airplane

Skip the ice in your drink

An EPA study in 2004 found that out of 327 aircraft’s water supplies, only 15 percent passed health standards. Since the 2009 creation of the EPA’s Aircraft Drinking Rule Act, standards have risen and most airplanes don’t serve drinking water from the tap, but their ice cubes, however, are often still made from the same water.