Plumbing and Mechanical Services
This series provides a learning resource for students of plumbing, heating gas and allied industries studying for qualifications at City and Guilds Craft Certificate level. The three books are designed to cover the requirements of the syllabuses in craft technology, working processes and associated subjects, the primary aim being to assist the student towards that qualification. Each chapter provides a self contained unit with learning objectives, clearly highlighted diagrams and multiple-choice questions.Drain plug A removable expandable device used for sealing off a portion of drain, normally for testing purposes. ... Flexible joint A joint designed and made to permit small angular deflection and small changes in the length of a drain without loss of watertightness. ... Gas welding A process of joining metals, using the heat of combustion of an oxygen/ fuel gas mixture to melt and fuse together the edges ofanbsp;...
| Title | : | Plumbing and Mechanical Services |
| Author | : | Arnold Masterman, Robert Michael Boyce |
| Publisher | : | Nelson Thornes - 1990 |
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