Question

Why is milk that was supplied in glass bottles later in plastic bags and now in tetra pack and through vending machines supplied?
Role of business environment in this?

Answer 1

first the people thought that the glass bottles are light in weight but can hold the weight of milk so they used glass bottles for milk.then they started plastic as the cost of glass bottles became costly & though the same for plastic bags.now when the revolution stated changing they started using tetra pack