Assertion: nitric acid | /r/HasProperty | free of water
Facets:
value: substantially
type: DEGREE
value: preferably
type: DEGREE
Source sentences:
text: (1956), where on page 898 the formula of potassium persulfate is given as 14 5 0 Since Water tends to retard combustion of the acid With the fuel, the nitric acid used in the monopropellants of the invention is preferably substantially free of Water.