Assertion: chlorine dioxide's chlorine | /r/HasProperty | applied to water
Facets:
value: in one of three forms
type: OTHER
Source sentences:
text: Chlorine is applied to water in one of three forms: elemental chlorine (chlorine gas), hypochlorite solution (bleach), or dry calcium hypochlorite.
text: Pre-chlorination is when chlorine is applied to the water almost immediately after it enters the treatment facility.