Have just acquired some old LGB coaches which may have been manufactured in

> polypropolene or similar plastic. They are very dirty. Can anyone let me > know the best way to clean them without damage? > Thanks. > John > >

I used 1/2 diluted swarfega to clean an old model aeroplane kit. 'Painted' it all over, left it over night, then scrubbed off the next morning.

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Mark W
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