machine having been dismantled and reassembled, however, the judge refused to allow further demonstrations in court. Enricht was tried for grand larceny and sentenced for seven years. Enricht was paroled a couple of years later for health reasons and died a year later at the age of 79. Enricht never revealed the secret formula to anyone nor what the "greenish liquid" was he used in every demonstration to anyone. However, it is a fact that a mixture of acetone, liquid acetylene, and water will run a gasoline car motor and the exhaust gas smells like cyanide. However, it will also prematurely corrode the engine and is much more expensive than gasoline. References Further reading 1923 deaths 20th-century American inventors American confidence tricksters Criminals from New York City 1844 births