Some projection screens have an aluminized surface, usually an aluminium paint rather than a solid sheet of the metal.
2.
The first five locomotives, Nos . 6220-6224, were painted in Caledonian blue with banding in silver-coloured aluminium paint.
3.
The extension was then painted with a coat of aluminium paint and it was re-established as a lighthouse due to the loss of singularity against the light of the City behind the Point Gellibrand Pile Light.
4.
Once the tank had cured, it was pressure tested to 6 PSI and passing tanks were given two coats of cellulose dope followed by two coats of aluminium paint . ( British drop tanks can be distinguished from outwardly similar metal tanks by colour, paper tanks were silver in appearance, while metal tanks were grey.