Assertion: shock absorber's tube | /r/HasProperty | filled with oil
Facets:
Source sentences:
text: Inside the shock absorber there’s a piston that moves inside a tube that is filled with oil.
text: Essentially, the shock absorber consists of a tube filled with gas or oil that is compressed by a piston.
text: This tube is filled with oil (some performance shock absorbers may be filled with a gas insert).