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.
Controlling the humidity levels in your home greatly influences the comfort you will experience as well as save you energy and reduce maintenance. Your home will feel most comfortable at humidity levels between 30 - 50%. We need humidity for our comfort and health but too much or too little can produce many difficulties for homeowners. First, letâs discuss what humidity is and what problems we experience when humidity is too low or too high.