Assertion: formaldehyde's smell | /r/HasProperty | concentration
Facets:
value: above 0.100 mg/m3
type: OTHER
Source sentences:
text: Formaldehyde has acidic-like, irritating smell that is remotely similar to vinegar and becomes quite repulsive at higher concentrations, but the smell as such does not usually become clearly perceptible until there is a concentration well above 0.100 mg/m3.