idrocarburo [ acetilene | benzene | butilene | carburo d'idrogeno | etilene | fenolo | idrocarburi gassosi | idrocarburi liquidi | isoprene | metano | olefina | ortoxilene | paraxilene | propilene | stirene | toluene | xilene ]
hydrocarbon [ acetylene | benzene | butylene | ethylene | hydrogen carbide | isoprene | methane | olefin | orthoxylene | paraxylene | phenol | propylene | styrene | toluene | xylene ]