Relative humidity is a simple concept as weather phenomena go – but it has significant, far-reaching consequences for how we must take care of ourselves on a hot or wet day. Humidity is the amount of ...

Buildings require various levels of temperature and humidity controls, but when it comes to preserving historical artifacts or performing an operation, the temperature and humidity levels in a space ...

At head of title: U.S. Dept. of Agriculture, Weather Bureau. siris_sil_32796 ...

Let’s first state the obvious. Most techs are intimidated by Psychrometric charts and Mollier diagrams, we just are. While there are some pretty complicated formulas that back up these diagrams, using ...