Land Contamination: Technical Guidance on Special Sites: Acid Tar ...

PVCRCRASelosafeSodium saltsSodium hydroxideSolidifiedSubstrateSulphonateSulphur dioxideSulphuric acidTar acidsThermalThermogravimetricThiophenesThixotropicTPHViscosityVOCsPolyvinyl chlorideResource Conservation and Recovery ActA remedial technique which concretes contaminants in place andprevents them from leaching.Salts containing the Sodium (Na) atom.A compound which is strongly alkaline with chemical formulaNaOH.To make or become solid.The surface or material on which any particular organism grows.A salt or ester of sulphonic acid; to convert into a sulphonate byreaction with sulphuric acid.An acid gas in which each molecule contains one atom of sulphur(S) and two of oxygen (O). It is a product of the combustion ofthe materials containing sulphur.A dense oily colourless highly acid and corrosive liquid with achemical formula of H 2 SO 4 .Acidic compounds within tars.Systems that use elevated temperatures to induce physical andchemical processes such as volatilisation and combustion foreliminating toxic substances from the polluted soil.Type of analysis during which the percent weight loss I measuredas a function of temperature.Sulphur-containing complex hydrocarbons, typically having lowodour thresholds.Capable of changing from solid to liquid when agitated.Total petroleum hydrocarbons. The mass of hydrocarbon presentin a sample according to a specific analytical method (differentmethods give different results).Physical characteristic of a substances which indicates how easilyit flows and allows material to move through it.Volatile organic compounds.R&D <strong>Technical</strong> Report P5-042/TR/04v