Assertion: type boiler | /r/ObjectUse | used in portable engines
Facets:
Source sentences:
text: Locomotive-type boilers are also used in traction engines, steam rollers, portable engines and some other steam road vehicles.
text: This type of failure is not limited to railway engines, as locomotive-type boilers have been used for traction engines, portable engines, skid engines used for mining or logging, stationary engines for sawmills and factories, for heating, and as package boilers providing steam for other processes.