Food & agriculture · 1925

Quick-frozen food

Clarence Birdseye flash-froze fish so fast that ice crystals stayed small and taste survived.

Inspired by Inuit fishing in Labrador, Birdseye developed double-belt quick freezing in 1925 and sold frozen foods retail from 1930. Frozen vegetables and fish made seasonal produce available year-round.

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What it built on 1

Mechanical refrigeration 1834

Related measurements

The dashed line marks when it first worked.

US households with a refrigerator Latest: 98 % of households (2017) Source: Our World in Data