a colorless, flammable gaseous hydrocarbon of the olefin series with a disagreeable odour having the formula H2C=CH2 or C2H4 which is used as a fuel, an anesthetic, in hastening the ripening of fruits and to form polyethylene
Ethylene - ambiguous commercial name; it was discarded by the IUPAC (International Union of Pure and Applied Chemistry) in 1993 and replaced by „ethene,“ the systematic name