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Q. |
The ‘solid waste’ is also known as - |
A. | Sedge |
B. | Toxic waste |
C. | Sludge |
D. | Scrubber |
Answer» C. Sludge | |
Explanation: Solid waste, also known as sludge, refers to the residual, semi-solid material that is produced as a byproduct during sewage treatment of industrial or municipal wastewater. It mainly results from manufacturing process such as that of factories, industries, mills, and mining operations. |
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