For his Hackaday Prize entry, [Matt] is building a small kiln for melting metals and firing clay. He’s making this kiln out of materials anyone can acquire — dirt and a bit of nichrome wire.

The furnace was tested with wood fuel and some ore was melted but produced no iron. High temperature were ... To test its melting ability, bog ore was found further down the creek and roasted.

Since Kuzehchi hill is the only ancient site around the mine that had superficial evidence from the Iron Age and the Achaemenid period, it became the subject of the demarcation project, which began on ...

the scientists will test a small rotary kiln on a laboratory scale at the DLR solar furnace in Cologne. A number of tests will involve melting small batches of aluminium scrap, and then analysing the ...