Question

"Some precautionary measures need to be taken before climbing down to clean closed manholes or septic tanks" - explain with appropriate reasons.​

plz help me to slove this question ​

Answer 1

Answer:

Here's your answer.

Explanation:

PRECAUTIONS  

Precautions against Gas Hazards  

Precautions against Infection  

Precautions to be taken while working near Vehicular Traffic

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