วันอังคารที่ 10 กรกฎาคม พ.ศ. 2555

Look National Geographic Wireless Weather Station 300 Ft Heat Index Humidity Temperature Wind Chill

In the warmer months, when heat rises with humidity, things can get uncomfortable. Heat index is a combination of temperature and humidity into one
number to reflect perceived temperature. It is a measure of how the air "feels". As humidity increases, heat index goes up and the sensation
of heat increases.
 
Wind chill is a combination of outdoor temperature and wind speed and is therefore a co

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