Assertion: ozone | /r/CreatedBy | the roots of marigolds
Facets:
value: as a means
type: MANNER
Source sentences:
text: Ozone, along with reactive forms of oxygen such as superoxide, singlet oxygen, hydrogen peroxide, and hypochlorite ions, is produced by white blood cells and other biological systems (such as the roots of marigolds) as a means of destroying foreign bodies.