Oils, greases, lubricants and fuels including motor fuel, in particular diisobutenes in the nature of butane gases being fuel, ethyl tert-butyl ether (ETBE) in the nature of butane gases being fuel, liquefied gases for use as fuel, liquid gas mixtures for use as fuel, fuels and non-chemical additives to fuels, in particular oxo oils obtained from the production of INA, oxo oils obtained from the production of ITDA, oxo oils obtained from the production of 2-PH, raw butane in the nature of but...