Which of the following is/are correct method to produce electricity from garbage?
A. Garbage is burnt in open air
B. Garbage is cultured with bacteria and produce methane
C. Garbage is put in a electrolytic cell
D. Both B and C
Answer: Option B
A. Garbage is burnt in open air
B. Garbage is cultured with bacteria and produce methane
C. Garbage is put in a electrolytic cell
D. Both B and C
Answer: Option B
The term 'brown air' is used for
A. Acid fumes
B. Photochemical smog
C. Sulphurous smog
D. Industrial smog
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