Proper noun
Mossbay
A suburb of Workington, Allerdale borough, Cumbria, England (OS grid ref NX9927).
Mossbay Steelworks in Workington, when opened in 1877, were the world's first large-scale steelworks; its austenitic manganese steel ( mangalloy ) was produced from 1877 until 1974, with Britain's railways converting from iron to steel by the 1880s. Source: Internet