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Titanium dioxide's journey into the food industry began with its classification as Generally Recognized As Safe (GRAS) by the US Food and Drug Administration (FDA). This status is granted after rigorous scientific evaluation, ensuring that the substance does not pose any significant health risks when used as intended. In Europe, the European Food Safety Authority (EFSA) also approves its use, but with specific guidelines on maximum levels.

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Despite its numerous advantages, the use of titanium dioxide in paint manufacturing requires careful consideration of its cost and availability. The mining and processing of TiO2 can be resource-intensive, which affects the final price of the paint product. However, ongoing research and development in the industry aim to optimize production processes, reduce costs, and explore alternatives like nano-titanium dioxide to further enhance paint performance.

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