Assertion: amorphous boron | /r/ObjectUse | used as flux
Facets:
value: for soldering silver
type: PURPOSE
Source sentences:
text: Learn more about Boron uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain Boron. of its distinctive green flame, amorphous boron is used in Sodium borates are used as a flux for soldering silver and.