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  1. Any other activity which may result in the release into the air of any acid forming oxide of nitrogen

    Find out about the permit authorisation for any other activity that is likely to result in the release into air of any acid-forming oxide of nitrogen. This is a Schedule 26 activity.

  2. Separation of scrap metal via heat

    Find out about the permit authorisation for separation of scrap metal via heat. This is a Schedule 26 activity.

  3. Die-casting zinc, aluminium, magnesium or their alloys

    Find out about the permit authorisation for die-casting zinc, aluminium, magnesium or their alloys. This is a Schedule 26 activity.

  4. Galvanising zinc and zinc alloys

    Find out about the permit authorisation for galvanising zinc and zinc alloys. This is a Schedule 26 activity.

  5. Manufacturing ceramic products by firing

    Find out about the permit authorisation needed for the manufacture of ceramic products by firing, including tiles, bricks, stoneware and porcelain, with a production capacity exceeding 75 tonnes per day and a kiln capacity exceeding 4m3. This is a Schedule 20 activity.

  6. Manufacture of glass or glass fibre

    Find out about the permit authorisation needed for the manufacture of glass, including glass fibre, with a melting capacity more than 20 tonnes per day. This is a Schedule 20 activity.

  7. Manufacture of glass

    Find out about the permit authorisation needed to manufacture of glass at any location with a capacity to make 5,000 tonnes or more in any 12-month period. This includes any activity that uses glass at a place where glass is also made. This is a Schedule 26 activity and may alternatively be a Schedule 20.

  8. Glass products using lead or its compounds

    Find out about the permit authorisation needed when making any glass product where lead or any lead compound is being used in the manufacture of the glass. This does not include making products from lead glass blanks or melting or mixing glass made elsewhere to produce items like ornaments or road paint. This is a Schedule 26 activity.

  9. Polishing or etching of glass using hydrofluoric acid or producing hydrogen fluoride gas

    Find out about the permit authorisation needed when polishing or etching glass or glass products during manufacture when hydrofluoric acid is used or hydrogen fluoride gas may be released. This is a Schedule 26 activity.

  10. Manufacture of glass using lead or lead compounds

    Find out about the permit authorisation needed to manufacture of glass where the use of lead or any lead compound is also involved. This is a Schedule 26 activity.