Assertion: parsnip's chemical | /r/HasProperty | furanocoumarins
Facets:
Source sentences:
text: The root is edible but the shoots and leaves should be handled with caution as their sap contains photo-sensitive chemicals (FURANOCOUMARINS) such as Xanthotoxin.
text: Wild parsnip sap contains chemicals called furanocoumarins which can make skin more vulnerable to ultraviolet light.