001

Iron, steel and non-ferrous metal manufacture and smelting processing including foundry processes, investment casting, sinter plants and wire drawing.

002

Alloying.

003

Emission abatement for air, land and water.

004

Water and air filtration and purification.

005

Sewage treatment.

006

Production of energy.

007

Ceramic processes.

008

Refractory processes.

009

Manufacture of glass and glass products.

010

Manufacture of fibre glass.

011

Manufacture of man-made fibres.

012

Production of food and food processing e.g. sugar refining, production of gelatin.

013

Manufacture of plastics, rubber and PVC.

014

Chemical manufacturing e.g. soda ash, sea water magnesia, alumina.

015

Manufacture of precipitated calcium carbonate.

016

Manufacture of pharmaceuticals, bleaches, toiletries and detergents.

017

Aerating processes.

018

Manufacture of fillers for coating, sealants, adhesives, paints, grouts, mastics, putties and other binding or modifying media.

019

Manufacture of pigments, varnishes and inks.

020

Production of line markings for sports pitches.

021

Incineration.

022

Manufacture of desiccant.

023

Manufacture of carpet backing, underlay and foam.

024

Resin processes.

025

Manufacture of lubricant additives.

026

Leather tanning.

027

Paper manufacture.

028

Production of art materials.

029

Production of play sand e.g. for children’s sand pits.

030

Clay pigeon manufacture.

031

Abrasive processes: specialist sand blasting, iron free grinding (pebble mills) and sandpaper manufacture.

032

Use as proppart in oil exploration e.g. fracture sands and drilling fluids.

033

Flue gas desulphurisation and flue gas scrubbing.

034

Manufacture of mine suppressant.

035

Manufacture of fire extinguishers.

036

Manufacture of materials used for fireproofing.

037

Acid neutralisation.

038

Manufacture of friction materials e.g. automotive.

039

Manufacture of additives to soil.

040

Manufacture of animal feeds.

041

Production of animal bedding material.

042

Production of fertiliser.

043

Manufacture of pesticides and herbicides.

044

Production of growing media.

045

Soil treatment, including mineral enrichment and reduction of acidity.