A humidistat. (Yes, you can buy them in stores ... try home improvement centers, pet store or gardening centers.)
If the humidity is high during certain times of the year then a room dehumidifier will help, try to use a floor drain to save you emptying the dehumidifier by hand. If this is due to a problem with an adjacent bathroom then consider installing a ventilator fan in the bathroom.
The high temperatures and humidity made Jack feverish.
One of the better ways would be to use a sling psychrometer.
Like in a Hygrometer to measure humidity you use percentage (%)
Because of the high humidity, the outside temperature felt much warmer than it actually was.
When there's humidity causing mold or moisture in an area or room.
You would use both to determine the relative humidity.
I would use a hygrometer.
High Humidity can damage this laptop, especially that of a rainforest. If I were taking this there I would keep it in a water/ weather tight case and only use it in a room that has a dehumidifier.
If the humidity is severe enough, I would think so. But it would have to be very high humidity over long periods, and without use of the book.
If the humidity is high during certain times of the year then a room dehumidifier will help, try to use a floor drain to save you emptying the dehumidifier by hand. If this is due to a problem with an adjacent bathroom then consider installing a ventilator fan in the bathroom.
I would go with a 5.5 ton 66,000 btu
Measure a roomful ofair's what? You need to be more specific if you want people to help you. Volume of air? Well, that's obviouslythe room volume in feet or metres. Pressure of air? Use a barometer - answer in mBar (milli-Bar). Temperature?Use a thermometer - degrees Celsius or Fahrenheit. Humidity? - by hygroscope, answers in %.
One of the better ways would be to use a sling psychrometer.
If you have a green house, the use of a humidity data logger would be highly beneficial. You can read more information at www.kvstech.com/products.html or www.datalogger.com/equipment_list/List-AmbientTempRH_07-11.pdf
The humidity outside is high
Here is the table showing the relationship between temperature and humidity levels. To adjust and monitor the humidity level in your room, use a humidifier. Well-known brands such as Dyson, Keecoon [with large capacity above 2 Gallon], Panasonic, etc.