An e-mail from Gary recalls an instrument using thermometers to determine humidity and wants to know what it is. It's called a sling Psychrometer and consists of two thermometers which are fastened ...

It's been quite humid in the Brazos Valley over the last week, but how might you measure that humidity from home? We have a fun activity that you can do with everyday items. Now bear with me here, but ...

Before you step outside, you may want to know how humid, or "sticky" it feels. That comes down to knowing the dew point. Dew point is more commonly discussed in the summertime and is a good measure of ...

Extech Instruments, a world leader in test and measurement tools, announces the launch of several environmental meter series optimised for HVACR and Indoor Air Quality professionals. The series ...

COLD AND WET: When humid interior air contacts colder surfaces, condensation can occur. The blackened roof sheathing in this photo shows signs of moisture damage and is frosting near the fiberglass ...