Results for: Sewage

In Science

How much water is in sewage?

  Nearly 100%. Sludge before thickening is usually 0.5% solids, and the solid chunks that are eventually hauled off to the dump are above 10% solids.
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In Biology

How do sewage disposals affect the environment?

sewage disposals hurt a big part of the environment. When it all gets dumped into rivers and lakes, it uses up the dissolved oxygen the fish need to live. Also, when its not p (MORE)

What is sewage sludge?

Sewage sludge is the solids that are left over at the end of the sewage treatment process. The products of sewage treatment are: clean water which is released to the environme (MORE)

What is the purpose of excreta and sewage disposal?

to help prevent gastro intensinal infection including paratism.   to help protect conserve water resources.    to prevent contamination of drinking supplies.    to (MORE)

Are tilapia raised in sewage plants?

No, they aren't. There was a Dirty Jobs episode where tilapia were used to clean the tanks of another farmed fish. But that isn't the norm for grocery store fish. Tilapia ar (MORE)

What is domestic sewage?

is the primary source of pathogens (disease-causing  microorganisms) and putrescence organic substances. Because  pathogens are excreted in feces, all sewage from cities and (MORE)

What is Difference between treated sewage and untreated sewage?

Untreated sewage is waate product from factorries, nuclear facillities and untreated human waste. This waste is highly dangerous as it contains bacteria, virus, etc...  This (MORE)

How is sewage cleaned?

In short, it is pumped through a number of settling tanks and aerobicised. Microbes consume much of the waste and cleaner water emerges, suitable for agriculture and industria (MORE)

Why is sewage activity necessary?

Sewage activity is necessary as it transports all you waste to a designated area such as a landfill or te incineration plant. Without these, you would have to keep your waste (MORE)