GAS TRADE 2 PACKAGE (7th ed. pub. 2022) - Ontario Version
- Anglais
- Année de publication 2022
- Publié par CSA Group
These materials prepare trainees to write applicable provincial exams for licensing to work as a natural gas and propane service technician, servicing appliances up to 400 MBtu/h (120 kW) without supervision (intermediate-level gas technicians).