Suitable organic liquids which may be employed in preparing organic compositions include aliphatic and aromatic hydrocarbons, for example 3-methylheptane, hexane, heptane, xylene and toluene; chlorinated hydrocarbons, such as dichloropentane; ketones; ethers, ether-alcohols, and mixtures of these and other volatile organic liquids which together form media as known in the art for the selected elas