All over the world, people measure the level of water/moisture in the air. This is known as measuring the ..... levels. (*) humidity (*) instability (*) temperature
This is a companion discussion topic for the original entry at https://english.best/questions/16247,all-over-the-world-people-measure-the-level-of-watermoisture-in-the-air-this-is-known-as-measuring-the-___-levels/