Assertion: poison ivy's leaf | /r/HasProperty | crushed
Facets:
value: vigorously
type: MANNER
Source sentences:
text: The toxin is not normally found on the outside surface of intact leaves and stems; however, it is quickly exuded if the leaves or stems are crushed, bruised, brushed, chewed by insects or otherwise damaged.
text: The key to good identification with this patch product is to make sure the leaf is vigorously crushed to fully release the urushiol oils.