Page 49 - igem-g-4 edition 2_Neat
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IGEM/G/4 Edition 2
             work
             In relation to a gas fitting, any of the following activities carried out by any person, whether
             an employee or not:
               installing a fitting
               maintaining, servicing, permanently adjusting, repairing, altering or renewing a fitting or
                purging it of air or gas
               changing the position of a fitting when it is not readily removable
               removing a fitting.

             working flame burners
             Working flame burners (oxy/gas or air/oxy/gas) typically used for glass working, brazing rigs,
             flame cutting and metal hardening.

             zener barrier
             A number of zener diodes, resistors and  fuses (depending upon manufacturer and
             specification) which operate by limiting both the applied voltage and current. For correct
             operation, they require a high integrity earth connection.


































































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                     ©IGEM, IGEM House, High Street, Kegworth, Derbyshire, DE74 2DA. Website: www.igem.org.uk
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