Spent mineral oil-water emulsion
(d) SW 308 – Oil tanker sludges
2
(e) SW 309 – Oil-water mixture such as ballast water
(f) SW 310 – Sludge from mineral oil storage tan k
(g) SW 311 – Waste oil or oily sludges
(h) SW 312 – Oily residue from automotive workshop, service station oil or
grease interceptor
(i) SW 314 – Oil or sludge from oil refinery or petrochemical plant