This guide has been developed to help schools ascertain when to monitor potentially dangerous noise levels.

General use of domestic-type pressure cookers.

It is often necessary to have access to the underside of vehicles or all-round assemblies such as engines, gear-boxes, etc. All of these are heavy so hoists, jacks, cranes and lifts are needed.

The design, construction and maintenance of electrical installations, including those which will be connected to the mains supply.