Assertion: titanium dioxide | /r/HasProperty | efficient
Facets:
value: highly
type: DEGREE
value: at photocatalysing dirt
type: TRANSITIVE-OBJECT
Source sentences:
text: Not only is titanium dioxide highly efficient at photocatalysing dirt in sunlight and reaching the superhydrophilic state, it is also non-toxic, chemically inert in the absence of light, inexpensive, relatively easy to handle and deposit into thin films and is an established household chemical that is used as a pigment in cosmetics and paint and as a food additive.