Top Concentration Quotes
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 fac...
Steven Magee
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time, memories, astronomy, astronomer, high, concentration, astrobiology, altitude, astrophysics, oxygen
Concentration Definition
(n.) The act or process of concentrating; the process of becoming concentrated, or the state of being concentrated; concentration.
(n.) The act or process of reducing the volume of a liquid, as by evaporation.
(n.) The act or process of removing the dress of ore and of reducing the valuable part to smaller compass, as by currents of air or water.