Assertion: chromite | /r/CapableOf | reduce in this manner
Facets:
Source sentences:
text: I have found that chromite reduced in this manner and to this condition permits approximately one-half of its iron content to be extracted, at air temperatureand at atmospheric pressure and without any further grinding to smaller size, by leaching with sulphuric acid of 33 /s% strength (by volume) for one hour at atmospheric pressure and temperature, by leaching with sulphuric acid of 10% strength (by volume for reasonably longer periods, or :by leaching with sulphurous acid (a solution of 6% by weight S0 gas in Water) for periods of from 20 minutes to 4 hours, depending upon the percentage of iron to'be removed.