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The letters LOT in capitals.
Also known as: LOT, Word LOT on a package, Production run identifier, Manufacturing lot mark
LOT marks the manufacturing batch, and it is the identifier a recall works through: a fault traced to one production run is withdrawn by lot, not by product. It is distinct from the serial number, which identifies one individual item.
Indicates the manufacturer's batch or lot code, given adjacent to the symbol.
Contexts: Medicine
Is the identifier through which recalls operate, since a fault in one production run is withdrawn by batch rather than by product line.
Contexts: Medicine
Differs from the serial number symbol, which identifies a single individual device rather than a production run.
Contexts: Medicine
The three capital letters L, O and T set together in a sans-serif face, with the batch code printed adjacent.