Question

how many sewage water treatment are there?​

Answer 1

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Sewage treatment is done in three stages:

1. ᴘrimary treatment
2. secondary treatment
3. tertiary treatment

✦ In some applications, more advanced treatment is required, known as quaternary water treatment.

Answer 2

Answer:

Sewage treatment is done in three stages:

ᴘrimary treatment

secondary treatment

tertiary treatment

✦ In some applications, more advanced treatment is required, known as quaternary water treatment.

Explanation:

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