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Questions and Answers
What was the original material used to make billiard balls?
What was the original material used to make billiard balls?
- Cellulose
- Plastic
- Ivory from elephant tusks (correct)
- Wood and straw
What was the main problem with celluloid as a material for making billiard balls?
What was the main problem with celluloid as a material for making billiard balls?
- It was too difficult to produce
- It wasn't heavy enough and didn't bounce quite right (correct)
- It was too expensive
- It was too heavy
What is the common characteristic of synthetic materials referred to as plastics?
What is the common characteristic of synthetic materials referred to as plastics?
- They start out hard and rigid
- They are made from natural materials
- They are made from polymers (correct)
- They are always heavy
What was the first commercially developed plastic in the 1920s?
What was the first commercially developed plastic in the 1920s?
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Why did inventors begin to search for alternatives to celluloid?
Why did inventors begin to search for alternatives to celluloid?
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What was the purpose of nylon when it was developed in the 1930s?
What was the purpose of nylon when it was developed in the 1930s?
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Who invented the first plastic, celluloid?
Who invented the first plastic, celluloid?
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What was the primary use of plastics during World War Two?
What was the primary use of plastics during World War Two?
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What was the result of plastic manufacturing companies turning their attention to consumer products after World War Two?
What was the result of plastic manufacturing companies turning their attention to consumer products after World War Two?
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What is a major environmental problem associated with the use of plastics?
What is a major environmental problem associated with the use of plastics?
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