Wait staff in cheap restaurants like Applebees are basically slave labor, so either get yourself into the kitchen where the staff make at least regular minimum wage, or get some experience and then get into a better restaurant, or go to school and get a real job. Even WalMart cashiers make better money.
Modern vials are often made out of plastic or sometimes glass. There are often used as storage for small quantities of liquid used in medical or molecular biology applications. There are several different types of commonly used closure systems. For glass vials, options include screw vials (closed with a screw cap or dropper/pipette), lip vials (closed with a cork or plastic stopper) and crimp vials (closed with a rubber stopper and a metal cap).
'K4's are very small, yellow, easily crushed pills that contain 4 milligrams of hydromorphone under the brand name DILAUDID. They are very valuable because the pills do not contain any crap, binder, or harmful filler ingredients. Everything in the pill is safe to inject directly into your veins. A crushed pill will even dissolve in cold water! Dilaudids allow uniquly fast and easy prep for injection. Despite the cost ~$20 each; this drug is extremly popular.