What do you understand by Wet bulb Globe temperature?

Wet bulb globe temperature index is used to measure the sultriness of environment. Sultriness is calculated on the basis of humidity affects, air speed and temperature and also the sun's radiant heating factor. Sultriness in some cases could be fatal and thus it is very important to keep this under consideration. Wet bulb globe temperature index number was developed in 1950's and is now accepted as an industry standard. It's comprised of three temperature readings:

> Wet bulb temperature

> Black bulb globe temperature

> Ordinary dry bulb temperature