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Glass is one of the oldest of the packaging materials So old, that collectors go around antique shops, searching for old beer and other bottles. Today, glass-making is a huge business and glass is a very popular choice for some foods.
The advantages of glass are:
Can you think of any other advantages? What about the disadvantages? Can you think of any?
One of the problems with glass is its heaviness compared with other materials. Another is that glass can break.