学校的计算机房、复印间、实验室以及洗手间常有一股异味，其主要成份是硫化氢、氨和有机胺，还有高压放电，紫外灯照射使少量氧气转化成臭氧，这些气体对人体健康有一定危害．虽然喷洒一些空气清新剂能暂时使空气清新，但治标不治本，异味并不能消除．简易空气除臭器是利... There are often odors in the computer rooms, photocopy rooms, laboratories, and restrooms of the school. Its main components are hydrogen sulfide, ammonia, and organic amines, as well as high-voltage discharges. UV light irradiation converts small amounts of oxygen into ozone. These gases have an effect on human health. Certain hazards. Although spraying some air fresheners can temporarily refresh the air, palliatives cannot be eliminated. Simple air deodorizer is...