Table 1 Hazardous waste treated as approved 1999 to 2009, by material. 1 000 tonnes.

1 Hazardous waste treated as approved 1999 to 2009, by material. 1 000 tonnes. ¹^, ²
Type of material	1999	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009


Total	543	611	596	602	806	898	975	1 103	1 085	1 126	1 017
Waste containing oil	116	131	148	171	195	226	256	256	287	342	378
Waste containing solvents	12	13	12	11	29	12	27	21	19	25	22
Other organic hazardous wastes	8	8	8	16	8	10	33	13	14	15	16
Waste containing heavy metals, polluted matter	154	169	163	196	339	364	402	551	547	482	380
Corrosive waste	217	259	230	129	213	208	221	211	175	200	155
Other inorganic hazardous wastes	1	1	1	1	8	17	32	26	14	9	9
Contaminated wastewater	30	23	19	20	7	59	2	20	14	45	32
Photochemicals	4	3	3	3	3	3	1	3	1	1	1
Nonclassified hazardous waste	2	4	12	55	3	0	0	2	13	7	24

¹	Amendments in legislation entering into force 01.01.2003 define additionally some waste types as hazardous. In 2003 about 21 000 tonnes of such waste types were registered as handed in.
²	Based on register data from 1999 to 2002, and on survey of treatment facilities from 2003 to 2009.