Keywords: blackandwhite monochrome outdoor black and white (JB859A): This air dryer could remove up to 4,000 pounds of moisture per hour for as long as four hours between reactivations. It contained 400,000 pounds of activated-alumina desiccant that could be reactivated by heating it for 10 – 12 hours. This dryer also served the 20-inch Supersonic Wind Tunnel after it opened in 1951. (JB859A): This air dryer could remove up to 4,000 pounds of moisture per hour for as long as four hours between reactivations. It contained 400,000 pounds of activated-alumina desiccant that could be reactivated by heating it for 10 – 12 hours. This dryer also served the 20-inch Supersonic Wind Tunnel after it opened in 1951. |