Based on the materials from which produced disposable utensils, disposable cups can be divided into: polystyrene disposable cups (PS-PS), polypropylene disposable cups (PP – PP) and cardboard. Since we are interested polymer disposable cups, then we will stand on them. Add to your understanding with Yellow Jackets. Disposable cups made from polystyrene have their advantages and disadvantages. They are cheap to produce and when used properly polystyrene disposable cup you do not feel any discomfort. Disposable cups made from polystyrene, given the physical and chemical properties of raw materials, designed exclusively for cold drinks, no their subsequent heating in a polystyrene cup in the microwave. You can use these disposable cups for chilled coffee, milk products, beer and other chilled beverages. Disposable cups made of polypropylene characterized as a higher price and a large range of their use. Polypropylene disposable cups are not afraid of high and low temperatures, they can be safely used for hot and cold beverages, and as packaging for reheating in the microwave. Determine the material from which made disposable cup is easy enough. You must read the conditional designation marked on the back of the bottom of a disposable cup, if you see the abbreviation ps is in the hands you are holding a disposable cup made of polystyrene and you should keep in mind about what to use a disposable cup neobhoditelno only soft drinks and chilled drinks. In turn, pp means that the disposable cups made of polypropylene and restrictions on use, as in polystyrene disposable cups, no, it can easily withstand high and low temperatures.