Assertion: basil's oil | /r/HasProperty | essential
Facets:
Source sentences:
text: Like other aromatic plants, basil contains essential oils and phytochemicals in the leaves, stem, flowers, roots and seeds that have biological activity in the body.
text: That’s why oils derived from basil and other plants are called essential oils ( 4 ).
text: Basil essential oil is a kind of essential oil widely used in aroma therapy.
text: Besides being popular as spice, basil contains essential oils which are used in medicine and chemical industry.