The disposal of sewage from the septic tank is done by which of the following?
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What is the type of filter used in the septic tank when the rate of percolation is 90 minutes?
The concentration of biodegradable organic matter after the septic tank is _______
The minimum depth of septic tank as per design consideration is _____
Which of the following is not the method of disposal of sewage from septic tank?
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14 videos|99 docs|98 tests
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