The production of biogas from the fermentation of waste m...
The production of biogas from the fermentation of waste materials is an example of
combustion
incineration
refining
recycling
Correct answer is D
No explanation has been provided for this answer.
The periodic classification of elements is an arrangement of the elements in order of their ...
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Which of the following statements about solids is correct? ...
Which of the following statements is not correct?...
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