It wasn't the agonizing slowness of the ketchup coming down from the congealed bottom (with the bottle turned upside-down) that maddened Mr. Loeffler -- we have all, and many times, endured that frustrating experience -- but rather, the unbearable tightness of being, the fact that his wife had turned the cap not as he wanted it -- tight like that -- but, rather, as she did, tight like that.
The story of the ketchup, or catsup (take your pick) bottle, and the tight cap, and the murderous raptus that followed, can be found here.
'I went to your blog. I read about ketchup and thixotropy. I will be checking in to see what's up with rheology.
'While I cannot deny that ketchup exhibits thixotropic behavior, the dominating rheological property that so dreadfully affects us all is the high yield stress of this non-Newtonian material. You can read more at my blog, It's the Rheo Thing http://www.rheothing.com/2012/11/is-ketchup-really-thixotropic.html
'The other year an old man killed his wife of 60 years for putting the salt in the wrong place on the breakfast table. I think it's often a sign of neurological problems. Having said that, my own spouse is annoying enough now, I shudder to think what he will be like in thirty years time!!!!