Assertion: opal | /r/CapableOf | strengthen the eyesight
Facets:
Source sentences:
text: Opal is beneficial for the health of the eyes, hair, nails and skin, and may be used in treatments to clarify and strengthen the eyesight, and in treating disorders associated with the eyes.
text: Opal is beneficial for the health of the eyes, hair, nails and skin, and may be used in treatments to clarify and strengthen the eyesight, and in treating disorders associated with the eyes.