🛠️ Invention or technique

Domestic electric refrigerator

Refrigerador eléctrico doméstico

Date
1913–1927 · confidence high
Place
Schenectady, New York, United States
Credited to
General Electric (Monitor Top, 1927); Fred Wolf (DOMELRE, Chicago, 1913); Kelvinator (1918); Frigidaire; Thomas Midgley (Freon, 1930)
People
👤 Fred Wolf1932–👤 Thomas Midgley1889–1944
Field
Tools

What it is

Refrigerator with a sealed compressor built in and affordable for the home; Freon (1930) eliminated toxic gases. It replaced the icebox.

What it led to

  • Weekly shopping and the supermarket
  • Frozen food and the cold chain
  • Ozone hole from CFCs (discovered 1985)
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