Iodex, a pain relief balm, has the smell of ________ .
A
Methyl salicylate
B
Ethyl salicylate
C
Propyl salicylate
D
Butyl salicylate
Correct Answer: Methyl salicylate
Iodex has the characteristic odour of Methyl salicylate, an organic ester naturally produced by many species of plants, particularly wintergreens. It is used in high concentrations as a rubefacient and analgesic in deep heating liniments to treat joint and muscular pain.