Assertion: windmill's blade | /r/CapableOf | allow reducing the number of layers
Facets:
Source sentences:
text: Thinner blades allow reducing the number of layers and so the labor, and in some cases, equate to the cost of labor for glass fiber blades.
text: Thinner blades allow reducing the number of layers and so the labor, and in some cases, equate to the cost of labor for glass fiber blades.