Assertion: chlorine dioxide's chlorine | /r/HasProperty | chlorine gas
Facets:
Source sentences:
text: During the treatment process, chlorine is added to drinking water as elemental chlorine (chlorine gas), sodium hypochlorite solution or dry calcium hypochlorite.
text: Chlorine is applied to water in one of three forms: elemental chlorine (chlorine gas), hypochlorite solution (bleach), or dry calcium hypochlorite.