Septic tank is a (i) Settling tank (ii) Digestion tank (iii) Aeration tank?

Only (i)
(i) and (ii)
(i) and (iii)
Only (iii)

LohaHridoy

6 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 2

6 views Answered 2022-09-01 13:21

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