In the old days, engineers used to design HVAC systems by using a psychrometric chart (below). It’s a visual representation of the relationships of the psychrometric variables. Nowadays, the chart is more of an educational tool. Engineers use computer programs or apps to do numerical work in...
It has been almost 3 decades since the first edition (1981) of Miller's Anesthesia was published, and the evolution to the current seventh edition has been as profound as the changes in the world of communication. The 1500-page black-and... Dauber,Martin H. - 《Jama the Journal of the...
in the psychrometric chart given below, read up from 50 degC dry bulb temperature to the 20% RH curve, then follow the horizontal line from that point to the left to the outermost curve on the chart. If you don't go blind following this chart (click to enlarge it) you'll see that ...