Food & History: August 8
1899 Albert T. Marshall receives patent for a refrigerator using anhydrous ammonia as the refrigerating medium.
1983 Rolla N. Harger dies. He was a biochemist who invented the first successful test machine for blood alcohol content, “The Drunkometer” in 1931.
2006 Krispy Kreme donuts opens its first Asian outlet in Hong Kong.
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