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1. The harmful substance for health includes fatal substance, substance that can arise hypersusceptibility, environmental hormone and futures.
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2. The substance was extracted by hot distilled water to obtain a water-soluble substance (WSS) and a water-insoluble substance (WIS).
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3. The harmful substance for health includes fatal substance, substance that can arise hypersusceptibility, environmental hormone and futures.
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4. The substance was extracted by hot distilled water to obtain a water-soluble substance (WSS) and a water-insoluble substance (WIS).
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5. This paper reviews character and application of synthetic base oil, including polyether, synthetic alkyl, synthetic ester, phosphate ester, silicone oil and fluorocarbon oil.
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synthetic growth substance
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synthetic fabrics synthetic fibre fabric synthetics
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artificial gem artificial jewel paste jewel paste jewellery synthetic cut stone synthetic jade
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synthetic fabrics synthetic fibre fabric synthetics
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artificial gem artificial jewel paste jewel paste jewellery synthetic cut stone synthetic jade
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