Moist Chamber Small 320×281 Medium 640×563 Large 1024×900 Download Tiff Original 2400×2110 | (4.8 MB) Description A special chamber used to keep things moist, usually between 80 and 100 percent humidity. Keywords damp, humidifier Galleries Chemistry Apparatus Source: W. Morrant Baker and Vincent Dormer Harris, Hand-Book of Physiology (Philadelphia:P. Blakiston, Son & Co., 1892) 468