Plastic Containers: Types and History
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Questions and Answers

What was the most widely used plastic in packaging from the late 1940s onwards?

  • Polyvinyl chloride
  • Polystyrene
  • Polyethylene (correct)
  • Polypropylene
  • Which of the following is a common type of rigid plastic packaging used for food containers?

  • Paper bags
  • Butter tubs (correct)
  • Soda bottles
  • Glass jars
  • In what departments are large rigid containers commonly used at grocers and retailers?

  • Toy department
  • Bakery, deli, seafood, and pharmacy departments (correct)
  • Electronics department
  • Sporting goods department
  • Why is plastic film necessary for packaging red meat?

    <p>To allow oxygen to enter</p> Signup and view all the answers

    Which of the following materials can plastic film be combined with?

    <p>Aluminum and paper</p> Signup and view all the answers

    When were the first plastics derived from coal, oil, and natural gas?

    <p>In the 19th century</p> Signup and view all the answers

    Which plastic resin is commonly used for bottles for milk, water, juice, cosmetics, and household cleaners?

    <p>High Density Polyethylene (HDPE)</p> Signup and view all the answers

    Which plastic resin is typically used for squeezable bottles like honey and mustard containers?

    <p>Polypropylene (PP)</p> Signup and view all the answers

    What type of plastic is often used for containers of yogurt, margarine, takeout meals, and deli foods?

    <p>Polypropylene (PP)</p> Signup and view all the answers

    Which plastic resin is commonly used for food service items like cups, plates, bowls, and cutlery?

    <p>Polystyrene</p> Signup and view all the answers

    What are retortable pouches and trays considered as alternatives to in food packaging?

    <p>Metal cans</p> Signup and view all the answers

    What is the oldest edible film used to coat produce like apples for appearance and improved keeping quality?

    <p>Wax</p> Signup and view all the answers

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