What is (predicted 4h sweat rate), what does 4h refer to?
A. It means 4 hours. The technique is not explained in the book. *predicted 4hour sweat rate is an environmental measure of heat stress calculated from the mentioned parameters (p23). It is compared to standard rates. It means when someone is living in the following conditions of humidity, temp… etc. what will be his rate of sweating in 4 hours?