Assertion: acid rain's acid | /r/CreatedBy | nitrogen compounds
Facets:
Source sentences:
text: For example, acids can be made by nitrogen compounds made by lightning, and volcanic eruptions can release sulfur dioxide into the atmosphere.
text: For example, acids can be made by nitrogen compounds made by lightning, and volcanic eruptions can release sulphur dioxide into the atmosphere.
text: For example, acids can be made by nitrogen compounds made by lightning, and volcanic eruptions can release sulphur dioxide into the atmosphere.