It depends on the state, in VA, you can buy cigarettes/fireworks/guns/pornagraphy/lottery ticket, you are allowed to carry but not consume alcohol, you may drive with as many people as you want in your car, you may vote
An 18-year-old is considered a legal adult and therefore has all the rights as would an older person, he or she can enter into contractual agreements, vote, live independently of his or her...