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Overglaze 2
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Microwave Kilns 10
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Bronze Clay 2
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General 17
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Kiln Installation 37
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Kiln Operation 60
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Digital Controllers 24
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Buying a Kiln 1
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Enameling 6
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Loading the Kiln 13
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Ceramics & Pottery 40
What is mixed into the clay to make porous firebricks?
Sawdust. When it burns off, it leaves holes in the firebricks for air insulation.
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