没血色
发表于 2025-4-1 04:50:55
Health Effects of Indoor Air Pollution,as the criteria pollutants and the hazardous air pollutants (HAPs) would protect the public from adverse effects of air pollution. Another early assumption was that blue collar workers were the exposed occupational population and that white collar workers were not subjected to harmful air pollutants
cunning
发表于 2025-4-1 07:45:06
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背书
发表于 2025-4-1 12:14:11
Risk Assessment for Air Pollutants,statistical probability that a harmful event will occur. Therefore, in the field of air pollution health effects risk pertains to the probability that exposure to a certain air pollutant will result in a given adverse physiiological effect in the defined population. A formal risk assessment protocol
extemporaneous
发表于 2025-4-1 17:18:48
Standard Setting for Air Pollutants,standards for various environmental agents including air pollution. Up to that time, individual states had various requirements but there was no national effort to impose a single standard for clean air.