Assertion: cast iron | /r/HasProperty | difficult
Facets:
value: except in china
type: OTHER
Source sentences:
text: It is generally avoided, because it is difficult to work, except in China where high sulfur cast iron, some as high as 0.57%, made with coal and coke, was used to make bells and chimes (Rostoker, Bronson & Dvorak 1984, p. 760).