Standard Practice for Electrofusion Joining Polyolefin Pipe and Fittings Ingestion-build-54484 BS 2567 also gives you

BS 2567 also gives you the technical specification for the quality of roller conveyors which includes: Roller material and width

a “single duct” is a flue duct designed and capable of discharging the combustion products and/or air inlet duct for the air supply for only one appliance

c) defines notations and conventions specific to this part of ISO/IEC 13249

This covering consists of two or more layers of paper tape and is primarily intended for winding coils for oil-immersed transformers

The adoption of the IECQ rules of procedure

Standard Practice for Electrofusion Joining Polyolefin Pipe and Fittings Ingestion-build-54484 BS 2567 also gives you