Sentences with phrase «micrograms of tsps»
For the years between 1981 and 2000 northern China's air contained a daily average of 551.6 micrograms of TSPs, whereas the south held an average of 354 micrograms.
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The results estimate that lifelong exposure to 100 micrograms of «total suspended particulates,» or TSPs, (minuscule solid particles floating in the air, such as pollutants) per meter of air cubed will shorten a person's life by three years, on average.