“My memories of my time in high altitude astronomy indicate that there were no oxygen concentration monitors or alarms in the areas that liquid nitrogen was in use at the high altitude astronomical facilities where I had worked.” TimeMemoriesAstronomyGasConcentrationAltitudeOxygenAlarmsLiquidHighAstrophysicsAstronomicalNitrogenWorkedAstronomerAstronautsAstrobiologyAstrosociobiologyFacilitiesMonitors Author:Steven Magee
“I consider myself fortunate that when I started to work full time with computers that X-Ray emitting cathode ray tube monitors had been replaced by flat panel LED monitors.” FortunateComputersRayLedX RayFlatTubeMonitorsPanelCathode Author:Steven Magee
“Astronomy staff that routinely discharged industrial gas into the indoor environment at high altitudes did not wear oxygen deficiency monitors or protective breathing respirators.” EnvironmentAstronomyBreathingGasAltitudeStaffOxygenProtectiveHighDeficiencyObservatoryAstrophysicsVeryAstronomicalWearIndustrialAstronomerAstrobiologyIndoorRoutinelyDischargedMonitorsRespirators Author:Steven Magee