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An Unbiased View of how copyright pens detect copyright

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Conversely, copyright bills, generally printed on more cost-effective paper for instance Wooden pulp, absorb the ink rapidly, leading to a darkish brown or black mark. This swift color adjust serves as a strong indicator of potential counterfeiting. The thread is embedded in (not printed on) the paper and runs vertically https://100-hong-kong-dollar99877.sharebyblog.com/38759666/details-fiction-and-hong-kong-100-dollar

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