locksmithing

Locksmithing began as the science and art of making and locks. A lock is a mechanism that secures buildings, rooms, cabinets, food, or other storage facilities. A key is often used to open a lock. Means of opening a lock often include what you know (a combination), what you have (a key or keycard) or what you are (biometrics).
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locksmithing /'lɔksmiθəri/ (locksmithing) /'lɔksmiθiɳ/
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