Assertion: cryolite's amount | /r/HasProperty | 56 lb/ton
Facets:
value: probably
type: DEGREE
value: in the united states
type: LOCATION
Source sentences:
text: In the United States, the amount of HF required is probably 20% less, or 56 lb/ton, owing to recycling of fluoride values from spent potlinings and flue gases, as well as the manufacture of aluminum fluoride and synthetic cryolite from fluorosilicic acid.