Activated charcoal traps impurities in water including solvents, pesticides, industrial waste and other chemicals. This is why itâs used in water filtration systems throughout the world. However, it doesnât trap viruses, bacteria and hard-water minerals.
A proper noun or proper name is a noun representing unique entities (such as India, Jupiter, Harry, or BMW), as distinguished from common nouns which describe a class of entities (such as city, animal, planet, person or car).
I was always taught that proper nouns were the names of particular (i.e. specific one of kind items) persons, places, or things, and that all proper nouns should be capitalized. The names of the seasons certainly meet this criteria and I, for one, will, as I always have throughtout my 60 yr life, capitlaize them.