Direct gas ovens are more expensive than electric ovens because they involve more complicated heating elements that constitute of nozzles, high-precision dosage pumps, etc… See more

The difference of the indirect gas ovens to the above (direct) is that the gas fire is not coming into contact with the object, but instead heats a stainless heat exchanger. A fan then blo… See more

Steam is the best source of heat for when dealing with easily combustible materials that still need to be heated up to high levels. It’s clean, environmentally friendly, and quite c… See more

These ovens are heated by hot water circulating inside radiator coils, and then a fan blows air through it to circulate it inside the chamber. This is an unquestionably clean proce… See more

The oil-fired ovens are quite rare and are only deployed when and where there is no other feasible or available alternative fuel. They cost a lot to operate, cost a lot to buy, the heatin… See more