Masonry oven ceramic or stoneware oven liner that provides many of the benefits of a cloche without restricting the baker to one size of pan. It is sometimes possible to cook bread on a grill to simulate the use of radiant heat in a masonry oven; while this is generally reserved for flatbreads and pizzas, a few recipes for loaf breads are designed to use a grill as well, with or without a masonry or ceramic heating surface. Masonry oven A masonry oven, colloquially known as a brick oven or stone oven, is an oven consisting of a baking chamber made of
Ceramic membrane gas separation. Examples are the separation of oxygen from air, or the separation of hydrogen gas from a mixture. Porous ceramic membranes are chiefly used for gas separation and micro- or nanofiltration. They can be made from both crystalline as well as amorphous solids. An example of an amorphous membrane is the silica membrane. An example of a highly porous membrane is the type made of silicon carbide. The first ceramic membranes were produced in France in the 1980s for the purpose of uranium enrichment in the nuclear industry. After many of the nuclear plants were set up in France