Assertion: activated carbon | /r/ObjectUse | used in filter
Facets:
value: for water purification
type: PURPOSE
value: typically
type: DEGREE
value: in compressed air
type: LOCATION
Source sentences:
text: Activated carbon is used in methane and hydrogen storage, air purification, solvent recovery, decaffeination, gold purification, metal extraction, water purification, medicine, sewage treatment, air filters in gas masks and respirators, filters in compressed air, teeth whitening, production of hydrogen chloride in dark and many other applications.
text: Activated carbon is typically used in filters, as it has been treated to have a much higher surface area than non treated carbon.
text: Carbon in its various forms has a myriad of uses, a few of which include: Activated carbon is used in filters for water purification;