Assertion: boiler's tube | /r/CapableOf | enter drum
Facets:
value: at an angle
type: MANNER
value: at cooling
type: PURPOSE
value: at heating
type: MANNER
Source sentences:
text: Where tubes entered drums at an angle, heating and cooling tended to bend the tube back and forth, leading to leaks.
text: This does, however, mean that the tubes enter the drums at varying angles, a more difficult joint to caulk.