Assertion: ozone | /r/HasProperty | most well-known
Facets:
value: for its presence in the stratosphere
type: CAUSE
Source sentences:
text: Ozone gas is an unstable, colorless gas present in the atmosphere, It is an inorganic chemical compound, It is made up of 3 oxygen molecules bonded together, Ozone is most well-known for its presence in the stratosphere, acting as a barrier against highly damaging UV rays from the sun (blocking anywhere from 93%-99% UV radiation), allowing advanced life to exist, While ozone is most common at high altitude in the stratosphere, it is found in low concentrations in the entire atmosphere.