Izixhobo zokulungisa nge-Therm kwizicelo zemveliso, ezinje ngeengobozi, iitreyi, kunye nolungiso. Kwimichiza okanye ekuqhubeni ipetrochemical isetyenziselwa ukutshintshiselana ngobushushu kunye neenkqubo zokulinganisa kwimithombo yeendaba ze-nitric acid, ngakumbi apho kuchaswa khona ukuqhekeka koxinzelelo.