Review new rewritten Vacuum pumping and Outgassing sections
check copyright status of pictures
Expand Uses section, mention aspirators and house vacuum, and mention vacuum lines and manifolds, cold traps, uses in chemistry, filtration, distillation, medical facilities, transfer of gases, use of ejectors in condensers (add a graduated scale 1Atm-0 showing the relative pressure of typical applications: house vacuum, what a human can pull (~10' of water), TV CRT, ...).
Clarify "temperature" of outer space (See archive)
Stop spreading misinformation about the Michelson-Morley experiment.