@dancequiet3
3 năm trước
In the following paragraphs I examine why the wastewater treatment solution must get rid of nitrite wastewater contamination:
Nitrites are the inorganic free-state from nitrogen. They may be short lived staying quickly changed into nitrates by means of bacteria. Nitrate should be discussed in terms of NO2 + NO3 since it is normally after […] Xem
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