Assertion: boric acid's use | /r/HasAspect | effect
Facets:
Source sentences:
text: The combined use of the alkali hydroxide has an effect of increasing the boric acid concentration, and also has an effect of shortening the time from kneading the boric acid water and the solidifying material to solidifying as described above.
text: The combined use of the alkali hydroxide has an effect of increasing the boric acid concentration, and also has an effect of shortening the time from kneading the boric acid water and the solidifying material to solidifying as described above.