Read the instructions carefully as some types require a coat of primer before application.

Apply one coat of primer, and one or two coats of grey undercoat.

On metal surfaces, rust should be removed using wire wool, then apply a rust inhibitor and a coat of primer.

The airframe was painted with 20 coats of primer, with extensive sanding between coats.

The wing was then sprayed with two coats of primer paint and a coat of paint type filler.