Assertion: pm | /r/HasProperty | alloy
Facets:
Source sentences:
text: Promethium is an alloy containing 60 r cent. of copper, 38 per cent. of zinc, and2 per cent. of aluminium.
text: Promethium is an alloy containing 60 per cent. of copper, 38 per cent. of zinc, and 2 per cent. of aluminium.