This course is for those individuals who may be required to carry out gas testing of an atmosphere prior to entering a specific area or workspace. Such as working environments which may be hazardous, unpredictable, subject to time pressure, chaotic and expose responders to risk, on land or water, by day or night. Or workplace atmospheres which may include visible and invisible hazards and hazardous surfaces.

It covers the skills and knowledge required to test the working atmosphere using electronic test apparatus, to find out if it is safe for the proposed work, interpret readings and take actions based on the interpretation. 

Situations that require testing might include:

• confined spaces

• enclosed and partially enclosed spaces

• hot work

• storage tanks, silos, pits, pipes, shafts, ducts, transport vehicles and ships

• testing as part of issuing a work permit

• monitoring as part of working under a work permit

• open areas

• holding the gas tester by hand

• lowering the gas tester into a space, e.g. on a line.