# The Pollution Prevention and Control (Industrial Emissions) Regulations (Northern Ireland) 2013, Paragraph 9


References to, or to the release into the air of, a substance listed in this paragraph are to any of the following substances—
(a) oxides of sulphur and other sulphur compounds;
(b) oxides of nitrogen and other nitrogen compounds;
(c) oxides of carbon;
(d) organic compounds and partial oxidation products;
(e) metals, metalloids and their compounds;
(f) asbestos (suspended particulate matter and fibres), glass fibres and mineral fibres;
(g) halogens and their compounds;
(h) phosphorus and its compounds;
(i) particulate matter.

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Source: https://www.legislation.gov.uk/nidsr/2013/9780337990991/schedule/1/paragraph/9 (the official version)
Page: https://openlegislation.uk/draft-pollution-prevention-and-control-industrial-emissions-regulations-northern-ireland-2013/schedule-1/paragraph-9
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.