Origin
The first hot-water high-pressure washer was invented by Alfred Kärcher in 1950. However, Frank Ofeldt in the United States claimed to have invented the steam pressure washer or "high-pressure Jenny" much earlier, in 1927.
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“The essence of morality is a questioning about morality; and the decisive move of human life is to use ceaselessly all light to look for the origin of the opposition between good and evil.”
—Georges Bataille (1897–1962)