ACETYLENE (CAS 74-86-2) Market Research Report 2026 '@aboutAcetylene, otherwise known as Azetylen, Vinylene, Welding Gas, Narcylen, Ethyne, Polyacetylene, etc., is a hydrocarbon that refers to the simplest alkyne. Acetylene occurs as a colorless gas with a faint garlic-like smell. The product has the ...