Last Updated:2025/11/28

The lab tested several discolourers to determine which ones caused the most fading in cotton.

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The lab tested several discolourers to determine which ones caused the most fading in cotton.

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研究所は、どの変色剤が綿の退色を最も引き起こすかを判断するために、いくつかの変色剤を試験しました。

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