Beer
Includes ale, stout and porter; excludes low alcohol beer containing less than 1.15% but more than 0.5%, by volume of alcohol.
Clay bricks
Saleable bricks (of all sizes) removed from kiln; excludes firebricks and bricks for other than structural purposes.
Electricity
Includes production of hydro electricity, thermal electricity (generated by turbines) and other electricity (e.g. generated by diesel power stations).
Gas
Gas (including natural and manufactured gas) available for issue through mains, including gas production for distribution via natural gas pipelines which service a single user.
Portland cement
Includes blended Portland cement. Excludes both Portland cement clinker and Portland cement used to make blended Portland cement in-house.
Pre-mixed concrete
Excludes production used or for use within the same business.