Waste water Increasing needs for industry are leading to increased waste water production which, if discharged untreated into the environment, poses a …
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Hard water is water that has a high mineral content (contrast with soft water). Hard water usually consists of calcium (Ca2+), magnesium …
Dissolved oxygen (DO) In water is a critical parameter in indoor plant production of any type. Most of the growers are aware …
Cognac Is a type of brandy that has a protected name by law. It is a strong alcoholic beverage obtained by perennial …
