Hoffmann’s Kiln and Bull’s trench kiln
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Hoffmann’s Kiln and Bull’s trench kiln Hoffmann’s Kiln and Bull’s trench kiln Hoffmann’s Kiln It is a continuous kiln and has a permanent roof as a result of which it can function even during rains. The first Hoffmann kilns were Continue reading Hoffmann’s Kiln and Bull’s trench kiln