whitening and dust prevention factories
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2025-08-14 06:39
2144
Why does the exposure route matter, and what's the risk?
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2025-08-14 06:22
1256
Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985
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2025-08-14 06:16
969
Other research suggests that E171 could cause harm; however, those research processes did not consider how people are typically exposed to E171. Research that adds E171 to drinking water, utilizes direct injections, or gives research animals E171 through a feeding apparatus is not replicating typical human exposure.
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2025-08-14 06:01
1413
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2025-08-14 05:42
2713
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2025-08-14 05:24
1359
Snacks
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2025-08-14 05:22
1277
Brilliant
Brilliance, colour strength, opacity and pearlescence unlike any other substance.
Brilliance, colour strength, opacity and pearlescence unlike any other substance.
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2025-08-14 04:59
1736

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2025-08-14 04:43
2619
In the experiment, the growth of iron yellow particles can be inhibited by adding additives, so as to prepare iron oxide yellow cryst
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2025-08-14 04:12
1253