TURTLE wrote:

Here is one for you. 5%RH or there about and 90ºF = pretty cool.
What do you think...

I'd say hot. So would ASHRAE, (Y = 1.79, with 67% of people dissatisfied,
vs Y = 0, with 6% dissatisfied), based on 21,000 people around the world,
who'd prefer adding some moisture to reduce the air temp, which might come
from a swimming pool :-)

Imagine yourself in a 90 F office, in a dry shirt...

Nick