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Abrasive

technology Maturity 11-13

Some things are very hard.

Differences in the size of sand.jpg
Differences in the size of sand.jpg
They can rub things. This makes things smooth. It can also make them shape. You use it in toothpaste. It helps clean your teeth. Do you like shiny things?

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🖼️ Images & Media (6)
File:Differences in the size of sand.jpg
Differences in the size of sand.jpg
File:Diamond powder paste.jpg
Diamond powder paste.jpg
File:Grinding Wheels.jpg
Grinding Wheels.jpg
File:Noe schleifstein.jpg
Noe schleifstein.jpg
File:Schuurpapier2.JPG
Schuurpapier2.JPG
File:Abrasiveness RDA.JPG
Abrasiveness RDA.JPG
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