A vintage kitchen tool recently sparked a lively online debate after being shared on Reddit, where users tried to identify its purpose. The metal device, sharp and weapon-like in design, was found while cleaning out a grandmother’s house, leading to guesses ranging from an old can opener to a multipurpose camping tool, with some joking it could double as a weapon.
The mystery was solved when older users recalled the tool as an early can opener—an invention from a time when opening canned food was challenging and even dangerous.
Commenters shared stories of scars caused by the jagged edges and the risky method of punching the tool into a can and levering it step-by-step to cut the top, a process that required care and strength. The history of can openers began in the early 19th century, long after canned food itself was invented, when brute force like hammers and chisels were used.
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