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Thermoluminescence dating is generally not very accurate.
Later, heating releases the trapped electrons, producing light.The TL operator generally takes samples for dating from the bottom, avoiding damage to the image of the artwork.TL is based on the fact that almost all natural minerals are thermoluminescent.Instead, a less sophisticated method that would deceive TL testing is to reuse original broken and unmarketable pieces.Forgers commonly use the bottom of an original broken vessel, which has no commercial value, and make a new fake vessel on top of it.
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Samples should be placed in a polyethylene bag and sealed with electrical tape.