B. Crystalline structure
C. Types of chemical elements
And
D. Amounts of chemical elements
Answer:
where's the options for this question?
Answer:
The Clean Water Act (CWA) can be considered as one of the effective program which impacted the water quality in the United States. Under this Act, quality standards for surface water were generated.
This Act has set wastewater standards for the industries and it ensures that industries do not pollute the clean water. The Clean Water Act (ACT) made it unlawful to discharge any pollutant in waters and set a fixed amount for it. Beyond that amount, polluting water is considered to be illegal.
What class is this if you can tell me I tried to look it up but I don’t know