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From: AMuzi <am@yellowjersey.org>
Newsgroups: rec.bicycles.tech
Subject: Re: RE: Re: Riding after heavy manual labor
Date: Wed, 29 May 2024 11:59:56 -0500
Organization: Yellow Jersey, Ltd.
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On 5/29/2024 11:55 AM, Tom Kunich wrote:
> On Wed May 29 07:45:11 2024 AMuzi  wrote:
>> On 5/28/2024 9:59 PM, Frank Krygowski wrote:
>>> On 5/28/2024 4:10 PM, Tom Kunich wrote:
>>>>
>>>> 2. You believe that a small dent that doesn't actually
>>>> stretch the metal cannot pop back out
>>>
>>> Wait, Tom! Are you _STILL_ claiming your frame tube had a
>>> dent, and your normal riding caused it to somehow cure
>>> itself, that the dent popped back out???
>>>
>>> Wow! That really is one for the record books!
>>>
>>
>> Most links are to academic papers with paywall but here's an
>> overview:
>>
>> https://www.britannica.com/science/slip-crystals
> 
> 
> 
> 
> I guess a mechanical engineering teacher cannot understant the words "slip and an alternate mode of deformation, twinning, are the only way that crystals in silids can be permanently deformed."
> 
> Frank, did you miss that in college? Were you sleeping in class? is THAT why you couldn't operate as an actual engineer and reverted to an alternate form of earning a living? Enquiring minds want to know?

I trust Mr Krygowski understands permanent deformation in 
steel tube as well as you or I and probably better.

Your tube was either deformed or it was not.

-- 
Andrew Muzi
am@yellowjersey.org
Open every day since 1 April, 1971