B [edit]. 1  Ball clay. 2  Band. are lines marked around circular ceramic utensils, plates, jars or lids using any method of decoration which can be applied at all stages of manufacture. 3  Bat. or batt.. 4  Bentonite. 5  Biscuit or occasionally Bisque. 6  Biscuit fire. 7  Bloating. 8  Blunging. suspending ceramic raw materials in liquid by agitation. 9  Body. 10  Bone ash. 11  Bo
A package boiler or packaged boiler is a modern form of steam boiler. They are factory-made to a range of standard designs, according to the size and evaporative capacity required. They are used as both hydronic boilers for heating and as steam generators for small power purposes.
The back boiler box is constructed in coated steel and is of a single wall design. The box allows for the installation of back boiler units with associated fire fronts where the appliance complies with the requirements of BS 7977-2:2003.The depth of the box is adjustable in order to accommodate a wide range of back boiler units.he box allows for the installation of back boiler units with associated fire fronts where the appliance complies with the requirements of BS 7977-2:2003. The depth of the box is adjustable in order to accommodate a wide range of back boiler units.