Assertion: nanotechnology's application | /r/CapableOf | play important role
Facets:
value: in water quality control
type: LOCATION
value: in on
type: LOCATION
Source sentences:
text: In the field of environmental protection, the application of nanomaterials and related technologies can improve the efficiency of energy utilization, and play an important role in air pollution control, water quality control, soil pollution control and so on.