Methylated spirit is
A. 100% alcohol
B. 95.6% alcohol + 4.4% water
C. 90% alcohol + 9% methanol + pyridine
D. power alcohol
Answer: Option C
A. 100% alcohol
B. 95.6% alcohol + 4.4% water
C. 90% alcohol + 9% methanol + pyridine
D. power alcohol
Answer: Option C
Traditional 'battery' contains which of the following chemicals?
A. Ethylene glycol
B. Sulphuric acid
C. Sodium bicarbonate
D. Ethanol
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