The first problem is caused by emissions of industrial plants. Most prachakropriwen will affect plant health makes it almost beyond toleration and when release is makmonphit, it will be inserted in the air enough.
The first problem is caused by emissions of industrial plants. Most have little effect on the plant population. Because the health risks and release a lot of pollutants in the air, it will insert itself.
The first problem is caused by the emission of industrial factory. Most will have an impact on the population almost factory. Because of the very poor health and when let a lot of pollution will be inserted in the air.