Assertion: titanium dioxide | /r/HasProperty | formed
Facets:
value: by adding seed crystals
type: MANNER
Source sentences:
text: The titanium dioxide is formed (by adding seed crystals) as a fine solid in the gas stream and is filtered out of the waste gases using cyclones or filters.
text: Thus, if mica is coated with a layer of hydrous titanium dioxide and then subjected to the normal processing methods which include washing, drying and calcining usually from 750° C. to 900° C., the titanium dioxide which is formed is in the anatase form.