Quotes Tagged With :nitrogen

In high altitude astronomical facilities we routinely discharged large amounts of nitrogen gas into closed....

When I worked in astronomy, I routinely observed young college and university students working with liquid....

When I worked at the W. M. Keck Observatory on the 13,796 feet very high altitude summit of Mauna Kea,....

21. Take in a great breath of air and then blow it out. Contained in that single breath were at least....

My memories of my time in high altitude astronomy indicate that there were no oxygen concentration monitors....

During my time in high altitude astronomy, I routinely witnessed workers breathing medical oxygen, industrial....

One of my astronomy managers used to tell me that liquid nitrogen was harmless and was just liquid air.....