The use of chemical cleaning agents to improve the flow through the drain from a sink and remove stains from the sink itself; many use strong acids or alkalis, others contain enzymes or hypochlorite.

Cleaning the insides of ovens using powders, liquids, gels, sprays and pads.

This guide draws together the advice from a range of our food materials into a single resource. 

This is an index of the MRAT titles.

It is updated when changes are made, or MRATs added.

Changes are marked on the index.