Should this chemical be ban?

starsailor asked: There is a chemical that has been used for well over one hundred years and its use must be stopped! The Association for Environmental Activism is dedicated to seeing that its use comes to a swift end. Dihydrogen monoxide (DHMO) is colorless, odorless, tasteless and kills thousands of people every year. Most of [...]

Can anyone help me in answering the following chemistry question?

King K asked: My calculated concentration value of pollutants is 0.00003 Molar.
(a) The legal cut-off point for concentration of pollutants is 0.1 Molar. Above this level the law has been broken and the company will be prosecuted. Compare my concentration value above with the legal cut-off point and determine whether a criminal investigation and prosecution [...]

Is polluted air a homogeneous or a heterogeneous mixture?

livelovelaugh asked: Is polluted air( air pollution) a homogeneous or a heterogeneous mixture?Water Pollution

What are some major sources of water pollution?

Emily T. asked: I have to do a report, and I need to explain how to contain, elimintate, and reverse water pollution.

What more do scientists need to do to lower emissions from cars and lower air pollution?

tiger_scourges asked: Heterogeneous Catalysis, Catalysitic converters and Noxer block are example I have already, but I need more ways that can limit air pollution and emissions from cars.Pollution