In the history of packaging of the food industry, which among these was never a material of packaging?
(a) Bakelite
(b) Pottery and vases
(c) Iron and tin plated steel
(d) None of the mentioned
I got this question in an international level competition.
The above asked question is from Food Packaging and Labelling topic in portion Food Adulteration, Additives and Food Packaging and Labeling of Food Engineering