adapted from the procedure of ke et al, analytica chemica acta : – ( ), and is expressed as a percentage by weight of oleic acid in the oil. oleic acid with a molecular weight of is used as the fatty acid for the expression of the results. the indicator and reagent options are also listed in iso animal...
and oils obtained from bituminous materials, other than crude; preparations n.e.c. containing by weight % or more of these oils, such oils being the basic constituents of the preparations motor spirit (gasolene) including aviation spirit spirit type (gasolene type) jet fuel other light petroleum oils...
and oils obtained from bituminous materials, other than crude; preparations n.e.c. containing by weight % or more of these oils, such oils being the basic constituents of the preparations motor spirit (gasolene) including aviation spirit spirit type (gasolene type) jet fuel other light petroleum oils...
and oils obtained from bituminous materials, other than crude; preparations n.e.c. containing by weight % or more of these oils, such oils being the basic constituents of the preparations motor spirit (gasolene) including aviation spirit spirit type (gasolene type) jet fuel other light petroleum oils...
and oils obtained from bituminous materials, other than crude; preparations n.e.c. containing by weight % or more of these oils, such oils being the basic constituents of the preparations motor spirit (gasolene) including aviation spirit spirit type (gasolene type) jet fuel other light petroleum oils...
and oils obtained from bituminous materials, other than crude; preparations n.e.c. containing by weight % or more of these oils, such oils being the basic constituents of the preparations motor spirit (gasolene) including aviation spirit spirit type (gasolene type) jet fuel other light petroleum oils...
and oils obtained from bituminous materials, other than crude; preparations n.e.c. containing by weight % or more of these oils, such oils being the basic constituents of the preparations motor spirit (gasolene) including aviation spirit spirit type (gasolene type) jet fuel other light petroleum oils...
burning fossil fuels to generate energy results in the release of fl ue gases. these contain sulphur dioxide and other nitric oxides. in the atmosphere sulphur dioxide reacts with mois- ture in the air to form sulphuric acid. the rain that then falls on the ground is acidic and harmful to plant and animal...