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1.The two activities that lead to the formation of sewage are:
1. Industrial waste
Several industries that cause formation of sewage are agriculture, fishing, mining, nuclear, fuel, plastic and auto manufacturing.
2.Domestic waste :️️
Several activities like bathing, urine , faeces, laundry, cutting of vegetables etc cause sewage to form.
2. Two precautions that can help avoid the choking of drains are :
1. Do not dispose materials like plastic bags in the drains.
2. Do not fats from foods into the drains.
Hope it helps.
Please mark it brainliest.
1. Industrial waste
Several industries that cause formation of sewage are agriculture, fishing, mining, nuclear, fuel, plastic and auto manufacturing.
2.Domestic waste :️️
Several activities like bathing, urine , faeces, laundry, cutting of vegetables etc cause sewage to form.
2. Two precautions that can help avoid the choking of drains are :
1. Do not dispose materials like plastic bags in the drains.
2. Do not fats from foods into the drains.
Hope it helps.
Please mark it brainliest.
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