ETHYLENE n.
gas, and also obtained by the action of concentrated sulphuric acid in alcohol. It is an unsaturated compound and combines directly with chlorine and bromine to form oily liquids (Dutch liquid), -- hence called olefiant gas. Called also ethene, elayl, and formerly, bicarbureted hydrogen. Ethylene series (Chem.), the s…
FREE a.
board (Naut.), a vessel's side between water line and gunwale. -- Free bond (Chem.), an unsaturated or unemployed unit, or bond, of affinity or valence, of an atom or radical. -- Free-borough men (O.Eng. Law). See Friborg. -- Free chapel (Eccles.), a chapel not subject to the jurisdiction of the ordinary, having be…
STYROLENE n.
An unsaturated hydrocarbon, C8H8, obtained by the distillation of storax, by the decomposition of cinnamic acid, and by the condensation of acetylene, as a fragrant, aromatic, mobile liquid; -- called also phenyl ethylene, vinyl benzene, styrol, styrene, and cinnamene.