| 1. | It was carried out in small shallow recipients known as cupels.
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| 2. | Cupel sizes depend on the amount of material to be assayed.
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| 3. | The scorifier is removed and the metal transferred to the cupel.
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| 4. | The primary tool for small scale cupellation was the cupel.
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| 5. | The cupel should be heated at the same time.
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| 6. | Cupels were manufactured in a very careful way.
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| 7. | A shallow depression in the centre of the cupel was made with a rounded pestle.
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| 8. | Moulds were made out of brass with no bottoms so that the cupels could be taken off.
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| 9. | The correct method of preparation of the cupels is covered in detail with beech ashes being preferred.
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| 10. | Lead was melted in a bone ash'test'or'cupel'and air blown across the surface.
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मोबाइल