For this project you need cardboard, paint, stickers, glue and, of course, coca cola and sprite soda cans. This vending machine works with big coins and rejects small ones. You can load 4 cans coca ...

Although RFID (radiofrequency identification) is far from being perfect, it has its benefits, which can outweigh its flaws for many companies. Each tag has to be installed on items a company wishes to ...