Petrol is typically treated as uncountable in British English, while in American English, it can be countable when referring to specific quantities.
"Rock" can be both countable and uncountable. When used in the singular form to refer to a single piece of rock, it is countable (e.g., "I found a rock on the beach"). When used in the plural form to refer to multiple pieces of rock in a general sense, it is uncountable (e.g., "There are rocks scattered across the field").
"Lamps" is a countable noun because you can easily quantify and count the number of individual lamps.
"Clothes" is a plural noun and is considered countable. It refers to individual items such as shirts, pants, dresses, etc.
The noun 'Styrofoam' is an uncountable noun as a word for a substance.Some uncountable nouns for substances use a plural form exclusively for 'types of' or 'kinds of''. However, I don't know if there is more than one kind of Styrofoam.
Weather is typically treated as an uncountable noun in English. It is considered a collective concept that cannot be easily quantified into individual units.
Transport is both countable and uncountable as a noun.
countable
uncountable
Uncountable
uncountable
The gerund painting is a countable noun, as in "There are 12 paintings in this room."
few is countable
countable
Countable
The noun 'steel' is an uncountable (mass) noun, a word for a substance.
he asked me if the word fire wood countable or uncountable?
Pasta is a countable noun