A complex combination of hydrocarbons resulting from treatment of full-range straight-run naphtha with natural or modified clay, usually in a percolation process to remove the trace amounts of polar compounds and impurities present.
Kompleksna kombinacija ogljikovodikov, ki je proizvod obdelave celotnega iztoka direktno destilirane nafte z naravno ali modificirano glino, običajno s postopkom precejanja, da odstranimo sledove prisotnih polarnih spojin in nečistoč.