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

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.

General use of domestic-type pressure cookers.

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