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In ancient Greek medicine, each of the four humours became associated with an element. Blood was the humor identified with air, since both were hot and wet. Other things associated with air and blood in ancient and medieval medicine included the season of spring, since it increased the qualities of heat and moisture; the sanguine temperament (of a person dominated by the blood humour ...
Air conditioning, any form of cooling, heating, ventilation or disinfection that modifies the condition of air Air injection reactor , a very early automobile emissions control system Air-to-air rocket or air interception rocket, an unguided projectile fired from aircraft to engage other flying targets
Air changes per hour, abbreviated ACPH or ACH, or air change rate is the number of times that the total air volume in a room or space is completely removed and replaced in an hour. If the air in the space is either uniform or perfectly mixed, air changes per hour is a measure of how many times the air within a defined space is replaced each hour.
Air sacs play a role in song production in songbirds and related birds, with some studies hypothesizing that the air sac may be involved as a resonating chamber. [19] The pressure of air in the air sac is also heavily involved in song production, as different males singing the same song have similar modulations in air sac pressure. [20]
Jolie got her pilot’s license in December 2004 and in early 2005, she bought the single-engine plane, a Cirrus SR22-G2. Jolie kept Maddox close while in the air, too: Her tail number contained ...
Image credits: Powerful-Tonight8648 #12. I make tea and bring it to work in a big thermos. I eat leftovers from last night’s dinner for lunch. When it comes to big purchases like houses or cars ...
An air separation plant separates atmospheric air into its primary components, typically nitrogen and oxygen, and sometimes also argon and other rare inert gases. The most common method for air separation is fractional distillation. Cryogenic air separation units (ASUs) are built to provide nitrogen or oxygen and often co-produce argon.
Here's how to clean your air fryer, according to experts. Food. Allrecipes. 6 common mistakes that could catch your oven on fire. Lighter Side. Lighter Side. The Weather Channel.