Assertion: pen's nicotine | /r/HasProperty | propylene glycol
Facets:
value: usually
type: DEGREE
Source sentences:
text: The solution: E-liquid, or e-juice, contains a combination of nicotine, a base, which is usually propylene glycol, and flavoring.
text: Nicotine, propylene glycol, glycerin, benzoic acid, and
text: Nicotine, propylene glycol, glycerin, benzoic acid, and