The main character regularly smokes cigarettes
A woman tells a man "Don't drink" suggesting he's an alcoholic and his mood changes when he drinks.
A man pulls out a bottle of scotch and later, after mentioning that he'd been sober for over four years, takes a drink. He wakees up later with an empty bottle on his bedside table.
One scene takes place in a tavern wherre lots of pitchers (jugs) and glasses of beer are seen. Characters are also seen drinking.
A young couple on the beach are drinking tequila directly from the bottle
A man and wife argue about his alcoholism