Temperature-humidity
Heat Index humidity gradation of the values estimated at brokering a peace of the people in hot weather. Ranking is based on the values of air temperature and relative humidity, the actual amount of moisture in the air as compared to the amount of moisture can be contained in the air. These values do not include the effects of wind and sun, but this staging also helps to assess the impact on some people at the meeting of all the heat and humidity.
The higher the humidity, heat index increased dissatisfaction with, and noted that many people feel comfortable if the temperature humidity index less than 75. He feels 50% of the people, or more uncomfortable when the class on this indicator between 75 and 80. If you reached level 80 everyone feels uncomfortable. He spoke of many acute injuries Kaltab, dizziness, sunstroke and heat exhaustion if the percentage of humidity, temperature on this scale to 85 or more. See: heat stroke.
Has developed a temperature humidity index in 1959, where did that the Bureau of Meteorology in the United States of America (now known as the Office of National Meteorological Services). This was called the cursor at the beginning: index of discomfort.
Mousuah al-'arabiyah al-'alamiyah
