Acetylene is used as an anaesthetic under the name of
A. narcylene
B. pyrene
C. neopyrene
D. pyroline
Answer: Option A
A. narcylene
B. pyrene
C. neopyrene
D. pyroline
Answer: Option A
Traditional 'battery' contains which of the following chemicals?
A. Ethylene glycol
B. Sulphuric acid
C. Sodium bicarbonate
D. Ethanol
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