A prefix is a word part added to the  beginning of a word to create a new word with a different  meaning.    Examples: refill, undo,  incomplete, precooked   â¦  (Letters added to the end of a root or word are a suffix.). + 213 others found this useful. Caroline Russell.
Its not uncommon to have above 90% relative humidity readings. I find it uncomfortable once the humidity is over 70%, but I'm really not a 'good' test subject as I have lived in Florida all my life and have gotten use to high humidities. I can tell you one thing with certainity, the insects love the high readings! 60% is a threshold in the summer.
A: There is not just one ideal year-round indoor humidity level. People are typically comfortable with a RH (relative humidity) in the 30 to 50 percent range and can tolerate 20 to 60 percent.The ideal RH depends whether you live in the North or South, and it changes with the seasons.eople are typically comfortable with a RH (relative humidity) in the 30 to 50 percent range and can tolerate 20 to 60 percent.