"Oxygen deprivation and supplemental oxygen are both bio-hazards for Mauna Kea workers"
sickness ill illness biology workers astronomy sick worker astronomer suffocate osha oxygen astrophysics astrobiology kea mauna biological-needs sickening deprived deprive sickness-and-diseases sickness-and-health biological suffocation astronomical astrosociobiology biological-terrorism sickness-of-the-mind worker-rights biologist supplement supplements oxygen-of-life oxygen-theory dol