Assertion: acid rain | /r/MadeOf | water droplets
Facets:
Source sentences:
text: Acid rain is rain consisting of water droplets that are acidic due to the polluted atmosphere, which we know is caused mainly through large amounts of sulphur and nitrogen released by cars and industrial processes.
text: Acid rain is rain consisting of water droplets that are unusually acidic because of atmospheric pollution most notably the excessive amounts of sulfur and nitrogen released by cars and industrial processes.