Cutlery mustard spoon and lettuce fork. Steel was always used for more utilitarian knives, and pewter was used for some cheaper items, especially spoons. From the nineteenth century, electroplated nickel silver (EPNS) was used as a cheaper substitute for sterling silver. In 1913, the British metallurgist Harry Brearley discovered stainless steel by chance and this metal has come to be the predominant one used in cutlery. An alternative is melchior, corrosion-resistant nickel and copper alloy, which can also sometimes contain manganese and nickel-iron. Plastic cutlery is made for disposable use, and is frequently used outdoors for camping, excursions, and barbecues for
Cutlery different reason. Since the hardest steel is brittle, a layer of hard steel may be laid between two layers of a milder, less brittle steel, for a blade that keeps a sharp edge well, and is less likely to break in service. After fabrication, the knife had to be sharpened, originally on a grindstone, but from the late medieval period in a blade mill or (as they were known in the Sheffield region) a cutlers wheel. Introduced for convenience purposes (lightweight, no cleanup after the meal required), disposable cutlery made of plastic has become a huge worldwide market. Along with