21,000 factories were located along china's rivers and coastline. This threaten the people living near the river which used the water from it.
Eventhough the government said that amount sank into the river bed was limited, the river was still polluted and it was as dangerous. These chemicals may have unknown potential to harm the environment and man, therefore i felt that the river must first be clear clean before using it.
Improper disposes of chemical waste cause pollution which is irreversible to a certian limit and this means that we are causing more threat to ourselves each time we cause a pollution.