Assertion: corona discharge | /r/CapableOf | purify air
Facets:
value: in air conditioners
type: LOCATION
Source sentences:
text: Under controlled circumstances, corona discharges are a good thing; they enable you to make photocopies, purify air in air conditioners, keep the swimming pool clean, and so forth.
text: Under controlled circumstances, corona discharges are a good thing; they enable you to make photocopies, purify air in air conditioners, keep the swimming pool clean, and so forth.
text: Under controlled circumstances, corona discharges are a good thing; they enable you to make photocopies, purify air in air conditioners, keep the swimming pool clean, and so forth.