Assertion: ozone | /r/ObjectUse | used as a disinfection method
Facets:
value: widely
type: DEGREE
value: for more than 100 years
type: TEMPORAL
Source sentences:
text: Ozone has been widely used as a disinfection method for more than 100 years and has applications ranging from hospital disinfection to water treatment.
text: Ozone has been widely used as a disinfection method for more than 100 years and has applications ranging from hospital disinfection to water treatment.