Table
Emissions to air of heavy metals, by industry. kg | 2012 |
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| Lead | Cadmium | Mercury | Arsenic | Chromium | Copper |
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| All industries and households | 6 836 | 606 | 714 | 2 041 | 4 029 | 29 692 |
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| | | | | | | |
| Emissions from international air and ocean transport | 1 266 | 129 | 318 | 716 | 1 509 | 674 |
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| International air transport - Norwegian airlines | 46 | 7 | 20 | 33 | 33 | 33 |
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| International ocean transport - Norwegian operated ships | 1 220 | 122 | 298 | 683 | 1 476 | 641 |
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| | | | | | | |
| Emissions from Norwegian territory | 5 570 | 477 | 396 | 1 325 | 2 520 | 29 018 |
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| Agriculture and forestry | 44 | 4 | 1 | 11 | 16 | 233 |
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| Fiske og fangst | 50 | 5 | 24 | 25 | 21 | 30 |
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| Aquaculture | 1 | 0 | 0 | 0 | 0 | 5 |
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| Mining and quarrying | 8 | 1 | 0 | 4 | 5 | 127 |
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| Oil and gas extraction | 39 | 12 | 24 | 37 | 119 | 98 |
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| Service activities incidental to oil and gas | 5 | 0 | 2 | 2 | 2 | 2 |
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| Food products, beverages and tobacco products | 14 | 2 | 3 | 6 | 19 | 62 |
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| Textiles, wearing apparel, leather | 0 | 0 | 0 | 0 | 0 | 1 |
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| Wood and wood products, except furniture, paper and paper products | 318 | 104 | 21 | 181 | 662 | 743 |
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| Printing and reproduction of recorded media | 0 | 0 | 0 | 0 | 0 | 0 |
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| Refined petroleum products, chemicals and chemical products, pharmaceutical products | 134 | 13 | 13 | 101 | 143 | 424 |
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| Rubber and plastic products, non-metallic mineral products | 406 | 11 | 37 | 136 | 554 | 539 |
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| Basic metals | 1 123 | 51 | 38 | 238 | 244 | 3 688 |
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| Fabricated metal products, machinery and equipment | 2 | 0 | 0 | 1 | 1 | 12 |
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| Building of ships and boats and other transport equipment | 1 | 0 | 0 | 1 | 1 | 8 |
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| Furniture and other manufacturing | 0 | 1 | 0 | 1 | 1 | 3 |
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| Repair and installation of machinery and equipment | 0 | 0 | 0 | 0 | 0 | 5 |
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| Electricity, gas, steam and air conditioning supply | 69 | 42 | 21 | 73 | 85 | 200 |
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| Water supply, sewerage and waste management | 35 | 2 | 3 | 9 | 51 | 63 |
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| Construction | 22 | 4 | 2 | 13 | 13 | 351 |
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| Wholesale and retail trade, repair of mot.veh. | 12 | 5 | 4 | 8 | 7 | 154 |
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| Accommodation and food service activities | 2 | 0 | 1 | 1 | 1 | 12 |
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| Post and telecommunications | 1 | 1 | 0 | 1 | 1 | 24 |
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| Information and communication, except telecommuncations | 0 | 0 | 0 | 0 | 0 | 13 |
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| Financial and insurance activities | 1 | 0 | 0 | 1 | 1 | 10 |
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| Real estate activities | 1 | 0 | 0 | 0 | 0 | 9 |
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| Other service activities | 6 | 1 | 79 | 4 | 4 | 74 |
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| Transport via pipelines | . | . | . | . | . | . |
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| Other transport | 1 363 | 41 | 48 | 154 | 185 | 3 975 |
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| Education | 2 | 1 | 2 | 3 | 3 | 7 |
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| Human health and social work activities | 4 | 1 | 2 | 3 | 3 | 23 |
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| Public administration and defence | 18 | 4 | 6 | 9 | 29 | 43 |
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| Households | 1 889 | 169 | 62 | 301 | 349 | 18 081 |
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