Masonry oven India, tandoors are traditional clay ovens, although these days modern electrically fired tandoors are available. The open-topped tandoor is a transitional design between the earth oven and the Roman-plan masonry oven. In the precolumbian Americas, similar ovens were often made of clay or adobe and are now referred to by the Spanish term "horno" (meaning "oven"). Horns are also traditional in the American Southwest. The traditional direct-fired masonry design is often called a "Roman" or "black" oven and dates in Western culture to at least the Roman Republic. It is known as a black oven because the fire generates soot
Ceramic Fuel Cells Ceramic Fuel Cells Ceramic Fuel Cells Ltd () was an Australian fuel cell technology company, based in Melbourne. The company produced the "BlueGen" gas-to-electricity generators. CFCL's developed solid oxide fuel cell (SOFC) technology to provide reliable, energy efficient, high quality, and low-emission electricity from natural gas and renewable fuels. CFCL was developing SOFC products for small-scale on-site micro combined heat and power (m-CHP) and distributed generation units that co-generate electricity and heat for domestic use. On 1 March 2015 it was announced that the company had appointed voluntary administrators. In accordance with section 3.4 of ASX Listing Rules "Guidance Note