Ethylene, also known as olefiant gas, is an organic compound with the formula C2H4 or H2C=CH2. It is a hydrocarbon and is one of the simplest alkenes. Ethylene is a colorless, flammable gas that is odorless at room temperature but has a faint sweet smell at higher concentrations due to impurities. It is lighter than air and can travel long distances before being dispersed.
The name Ethylene experienced a period of popularity between 1923 and 1927 with peaks of six births in 1923 and 1925, reaching a high of eight births in 1927. However, this popularity decreased thereafter, fluctuating between five to six births annually until 1941. Overall, there were 62 babies named Ethylene born between 1918 and 1941.