| 11. | Such clothes are often made of advanced synthetic materials, and can be expensive.
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| 12. | Ultraviolet light degrades the synthetic materials of the skirt and frame.
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| 13. | The synthetic material Dacron may also be used to create a repair patch.
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| 14. | His body rejected the synthetic material used for the repair, nearly killing him.
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| 15. | The 19th century brought new developments with synthetic materials, such as gas fuel.
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| 16. | :I suspect outgassing, which is normal for some new synthetic materials.
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| 17. | "It's gene therapy, synthetic materials and a form of drug therapy as well.
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| 18. | Since 2004, a rope made of synthetic material has been used.
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| 19. | Adhesives are made from synthetic materials, and cements are made from rubber-based materials.
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| 20. | The study also is a valuable tool for developing synthetic materials, he said.
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