On Mon, 28 Jan 2008 17:04:44 +0000, Andrew May
wrote:

I was stripping a door frame over the weekend and found a section of the
undercoat wouldn't come off. I realised that that was over a piece that
I had patched in recently and which had been painted with a water based
primer and undercoat.

This led me to wonder whether because water based paint contains no oil
if it is not susceptible to blistering when heated and so cannot be
stripped in this way.

Andrew

Correct. Tis one of the penalties for using water based stuff. The
modern oil based is not much better though. (