"Lepiej późno niż wcale" (Better late than never).
"Nowy lekarz, nowy cmentarz" (New doctor, new cemetery).
"Bóg płaci, lecz nie co sobota" (God pays, but not every Saturday).
Furniture polish is for furniture. Get some gun polish at your local gun polish store.
You will find some examples in the Wikipedia article on "Polish language".
Some Polish people put the flag on their houses and participate in some festivals, if there are organised in their city. If they are religious, they pray for the country.
Yes, some Polish people do live in the UK.
either try some metal polish or even some car polish will do the trick
Obviously nail polish remover, but if that is not available then use turpentine if you have some.
Well, I don't know a lot but if you go to a polish deli, they have polish sausage that is very quite tasty.
One famous Polish composer is Frederic Francois Chopin.
You could try putting some nail polish remover in it.
Trojak
some of them are but no not the majority
Fabryka Samochodow Osobowych is one Polish automobile manufacturer.