空气环境与健康.ppt

空气环境与健康
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太阳辐射(solar irradiation)
紫外线（ultraviolet）
红外线（infrared ）
可视线（visibled green because it had been used in pagan ceremonies.
Nevertheless, as evidenced by this 15th Century wedding portrait, the color green was the best choice for the bride's gown because of its earliest symbolism.
Of note is the continued symbolism attached to the color in the latter part of this century. Anyone who chooses a green m & m (an American candy which contains an assortment of different colored chocolate sweets) is sending a somewhat similar message. Green has been reinterpreted by late 20th century American culture to signify a state of heightened sexuality in this specific situation.
Other cultural references for green:
Green was a sacred color to the Egyptians representing the hope and joy of Spring.Green is a sacred color to Moslems.Japanese Emperor Hirohito's birthday is celebrated as "Green Day" because he loved to garden.
Green trivia:
It is said that green is the most restful color for the human eye.Green has great healing power. It can soothe pain.People who work in green environments have fewer stomach aches.Green is beneficial around teething infants.Suicides dropped 34% when London's Blackfriar Bridge was painted green.
The color made me do it! You are the judge.
"I didn't intend to break the traffic rules," he stated. "It's the stop sign. It's green and it should be red and I went right through it."
A factory worker reaches for the emergency lever on a machine. It is improperly color coded and does not conform to OSHA regulations. He reaches for the wrong one.
An elderly man is walking down a hallway in a hotel. The hall is carpeted with a brightly colored pattern. He correctly perceives the colors to be "advancing", his motor responses respond, and he trips and falls to the floor.
A dock worker carrying a box on a stepped platform, slips and falls because the edge of the work