In what year did Nathaniel Wyeth successfully develop a plastic bottle that could withstand the pressure of carbonation?

Answer

1973

The critical breakthrough for creating the pressurized PET bottle capable of holding carbonation occurred in 1973, leading to Wyeth receiving the patent that year.

In what year did Nathaniel Wyeth successfully develop a plastic bottle that could withstand the pressure of carbonation?
inventionMaterialplasticpetbottle