Canisters are commonly filled with silica gel and other molecular sieves used as desiccant in drug containers to keep contents dry. Silica gel in a sachet or porous packet. A desiccant is a hygroscopic substance that induces or sustains a state of dryness (desiccation) in its vicinity; It is the opposite of a humectant. Commonly encountered pre-packaged desiccants are solids that absorb water.
Armstrong in November 2011 at the U.S. Capitol, when he and the other astronauts from the Apollo 11 mission were awarded Congressional Gold Medals. Former astronaut Neil Armstrong, known for his words, That's one small step for man, one giant leap for mankind, has died. The first man ever to walk on the moon was 82.
Confidence votes 44.6K. The US first went to the moon with a manned mission in December 1968. The first manned moon landing was on 20th July, 1969, when Neil Armstrong became the first person to walk on the moon during the Apollo 11 mission. Five more moon landing missions took place up until 1972 when the program was curtailed.