With regret, the Take the Hint! lung ashtray is currently unavailable
'You can shove a cat in the oven, but that sure don't make it a biscuit.'
Of course, the UK Centre for Tobacco Control Studies does not endorse this product in any way whatsoever, but I feature their logo (and a link to the site) because I work with the Centre's Smokers' Panel in Bath. I discuss this in one of the later volumes of No stranger to the P45.
The following newspaper cutting appeared in the local rag, The Bath Chronicle, shortly after I sold a limited run into a local independent retail outlet. I made about eight quid.
Click to enlarge