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|    rec.crafts.metalworking    |    Metal working and metallurgy    |    215,319 messages    |
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|    Message 213,907 of 215,319    |
|    Peter Fairbrother to Jim Wilkins    |
|    Re: 1991 ranger brake problem - CO2 & O3    |
|    18 Nov 24 02:09:47    |
      From: peter@tsto.co.uk              On 15/11/2024 13:20, Jim Wilkins wrote:       > Chemistry is       > too complex for simple explanations. My 4 year degree in it qualified me       > only to understand further education which the Vietnam draft prevented,       > though the knowledge of matter, energy and quantum mechanics gave me a       > boost into other fields like semiconductor physics.              I dunno. I only did a three year (Hons) degree ;) Can do some quantum       stuff, and pde's, sometimes, but failed conic sections till years later.       Perhaps because they have little to do with chemistry. i digress.              If you keep it to atoms made of nuclei and electrons, without going into       the quantum physics but with a little electron cloud handwavium, it can       be fairly understandable. But often l o o o o n n g, especially if you       include reaction mechanisms.              One of my favourites is when in a house to describe the rooms as       electron clouds of atoms, each with one nucleus - just barely visible to       scale - in each room.              But even if you do get it all in there, and get it understandable (and       correct, of course), does it help the average citizen or even       tekki-sheddi? Possibly not. So it squirms back into the murk of       knowledge which is never going to be used.              Or gets relegated to Google storage - keep the outline, search for       details if/when needed. Especially in chemistry where there are over a       billion entries in the Beilstein/Gmelin/Reaxys database...              In places like this I try to curate for a curious intelligent person,       with a smattering of science, to feel that I answered a question or they       learned something, hopefully light enough to float in the murk... or an       outline worth remembering.              Peter Fairbrother              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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