Fiber

Front

What is fiber?

Back

Fiber is a thin, thread-like material that can be natural or synthetic.

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What is a natural fiber?

Back

Natural fibers come from plants or animals, like cotton or wool.

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What is a synthetic fiber?

Back

Synthetic fibers are made from chemicals and are not found in nature, like polyester.

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What is the most common natural animal fiber?

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Sheep wool is the most common natural animal fiber.

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What is hemp used for?

Back

Hemp is commonly used to make rope and sacks.

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What happens to synthetic fibers in a burn test?

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Synthetic fibers often shrink back away from the flame.

Front

What is polyester known for?

Back

Polyester is known for being wrinkle resistant.

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What is primary transfer in fiber evidence?

Back

Primary transfer is when a fiber goes directly from the source to a person.

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What is secondary transfer in fiber evidence?

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Secondary transfer is when a fiber is transferred from one person to another.

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What is tertiary transfer in fiber evidence?

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Tertiary transfer is when a fiber is transferred from one person to another person through an intermediate source.