working at home by using a computer terminal electronically linked to one's place of employment. Origin of telecommuting. 1970-1975. First recorded in 1970-75; telecommute + -ing1.
A humidity monitoring device is called a hygrometer. Hygrometers may be designed for indoor or outdoor humidity monitoring use (or both). Below is a summary of the types of hygrometers available for measuring humidity. Analog hygrometers use a moisture-sensitive material that is attached to a coil spring.
Choices of Instruments to Measure Temperature and Relative Humidity Indoors - Hygrometers. When you buy an instrument to measure indoor humidity, you must either buy one which reads the result in relative humidity or you'll have to do some calculations to factor in temperature. [Click to enlarge any image]