The resultant bar was wrapped in aluminum foil and placed in a cardboard carton. The original paper packets later became foil-lined and packaged in a cardboard carton. Tropicana's carton and plastic packaging are engineered to maintain quality and freshness. It excelled in the use of fibre shipping containers, particularly the paper milk carton. The instrument was housed in a cylindrical carton box. An example of such a carton is a cereal box. Tasty Bite products are an example of a retort pouch product packaged in a carton. There are 5 milligrams of caffeine in each mini carton of chocolate milk. A die-ruled, cut, and scored paperboard into a single impression of a folded carton. His leadership was key in developing the first plastic egg carton. In 1817, the first paperboard carton was produced in England. Think of this more like the expiration date on a milk carton. Critics initially called the design a "squashed milk carton". The girl's neighbors recognized her face on a milk carton. Produce, normally washed and stacked, was left unwashed in its shipping carton.