Mezue nkebi ahịrịokwu a: N'afọ 1799, mgbe Aall nọchara otu oge n'oge oyi n'ụlọ akwụkwọ na-akụzi otú e si egwupụta ihe n'ime ala na Freiberg, ọ laghachiri Norway. Mgbe nna ya nwụsịrị, o tinyere ihe nketa ya n'ịzụta nnukwu ụlọ ọrụ Nes Iron-works na mpaghara Arendal ore. Mgbe a zụrụ ụlọ ọrụ na-emepụta ígwè, ọrụ ahụ ghọrọ ihe dị irè karị, ma a na-etinye ya n'ọnọdụ siri ike mgbe ntiwapụ nke
Agha ndị Bekee n'afọ 1801. Otú ọ dị, azụmahịa ahụ nọgidere na-aga n'ihu.