should a person go to a shop and ask for "mobilaail" or "caltexaail" or "kicksaail" - I tried that in many countries and didnt find a single product claiming that on the package.
I also tried "C-aail" - didnt work.
This is a global forum - and we are trying to write stuff that generic people can understand - This is why when I write to use soap lube to install bushings I dont write, "saraff ka pani mall ke lagado"
Our bhaijaan here - had a very epic facepalm moment of vaseline and petroleum jelly, LOL, vaseline is a brand of unilver - the material name is and always was petroleum jelly - even on planet Pakistan.