Article 4 the substances in the atmosphere in General. In a period of time in which to comply with the following:(1) the average value of 1-month lead time will be no more than 1.5 maikhrokram per cubic meter.(2) an average of no more than 10 micron sized dust in a 24-hour period must not exceed 0.12 mg per cubic meter, and the geometric mean of these substances in the 1-year period will not exceed 0.15 mg per cubic meter.(3) the average of the total dust or particulates in the Micron size does not exceed 24 hours, 100 hours shall not exceed 0.33 mg per cubic meter, and the geometric mean of these substances in the 1-year period will not exceed 0.10 mg per cubic meter.
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