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2Instructables1,924Views1CommentsCumbria, UK
I am a (mostly) retired cancer research medical physicist. I now live in one of the most beautiful parts of the UK, where I do some of the things I didn't have time to do whilst working for a living! I wrote my first computer program in 1971 which started a life-long obsession (professional and hobbiest). More recently, I have got into 3D printing. The "profile photo" shows a ship (ha’penny – old UK coin) in a (Klein) bottle which says more about me than a photo of a bespectacled, gr…