While Nicolas Appert pioneered food preservation with glass, the technology's true potential was unlocked by English engineers. In 1813, Bryan Donkin and John Hall began producing rations in more durable tinplate containers. The first to test these new provisions was British explorer Sir John Ross during his 1818 Arctic expedition. The convenience and ruggedness of tinned meat became indispensable during the Crimean War (1853–1856), where British soldiers relied on canned beef from a factory est