Assertion: inch | /r/HasProperty | 300 mm
Facets:
Source sentences:
text: Technologies to build high-pressure pipes at sizes larger than 12 inches (300 mm) began to emerge during the two decades before the war, but their adoption was not commercially viable.
text: It is commonly made of plastic or aluminum, and is just over 12 inches (300 mm) long, but with only 12 inches of markings, leaving the ends unmarked so that the first and last measuring ticks do not wear off.