Permit-to-work systems
Subtitle: a learning aid for the installation and maintenance of effective permit-to-work systems.
Contributors: Chemical andAllied Products Industry Training Board.
Series: Information paper / Chemical and Allied Products Industry Training Board -- no.16 supplement A
Publisher: Chemical and Allied Products Industry Training Board
Published: 1977
Place of publication: Staines, Middlesex
Language: eng
Subjects: Great Britain.