No article is used when a plural countable noun is generic or nonspecific. No article is used when a
When should you not use an article?
As explained above, non-countable nouns (e.g., sugar, love, air, odor, water, anger, rain, light, darkness, etc.) do not require articles and they cannot be plural because there is no way you can count them. However, sometimes you can see non-countable nouns in the plural forms.
Where Should articles not be used?
Articles are not used before countries, states, cities, towns, continents, single lakes, or single mountains.