Assertion: annealing | /r/CapableOf | improve firmness
Facets:
Source sentences:
text: Annealing is a process of increasing temperature to improve firmness, tensile strength and a heat resistance of a given object.
text: Depending on the type of steel and the temperature, tempering can improve toughness, strength, and impact resistance.
text: Annealing often softens the materials so they can be shaped or cut more easily, but can also increase its strength and ductility.