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bones

Two Saudis invent bone screw from date stones

Source : Arab News | 06 Dec 2012

The European Patent Office (EPO) granted a patent to two Saudis for their invention of a nail ‘screw’ made of natural minerals, including date stones.

The screw is similar in its formation to the structure and composition of bones because it contains carbohydrates, protein, fiber, and minerals.

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