What is the difference between GAS and Oil? How do they produced and source of each?

Different between gas and oil ,oil is in liquid state of wich u can see it and also touch feel it wich Ur hand , while gas can't be seeing or touch but u can only feel it by it pressure,, Oil can be sourced from the ground wich is crude oil and can also be sourced from a plant such as palm oil, coconut oil etc.. Oil can be produced by drilling or miling from a natural plant through processing coconut or other kind of plant in a mill. Gas can be sourced from drilling such as compressed natural gas( CNG) and can be sourced through a mechanical processing plant by converting liquid in to gas through a heating process .. Gas also can be sourced through perishable things like vegetables etc.