Assertion: smoke's hydrocarbon | /r/HasProperty | polycyclic aromatic
Facets:
Source sentences:
text: Smoke can contain many different chemicals, including aldehydes, acid gases, sulfur dioxide, nitrogen oxides, polycyclic aromatic hydrocarbons (PAHs), benzene, toluene, styrene, metals and dioxins.
text: Smoke can also contain carbon dioxide, water vapor, trace minerals, and other harmful pollutants such as carbon monoxide, acrolein, formaldehyde, benzene, and polycyclic aromatic hydrocarbons.
text: Smoke can contain many different chemicals, including aldehydes, acid gases, sulfur dioxide, nitrogen oxides, polycyclic aromatic hydrocarbons (PAHs), benzene, toluene, styrene, metals, and dioxins.