Heinz's expertise with can and glass production lines was of modest value in developing a plastic line. On a glass line, for example, the weight of the bottles held them in position. Plastic bottles, however, were light and had to be secured. In addition, plastic bottles required different lubricants, a different type of glue for the labels, and special handling as they became pliable with heat. In developing a new production line, including a new bottle-filling process, Heinz borrowedtechnology from liquid detergent manufacturers. The company spent over $2 million in three years to develop its proprietary plastic-packaging process