[ROVERNET - UK] P6B Sticking Handbrake

[atkin]

Hi All,
 water reaches its highest volume on freezing, that is not necessarily its 
highest density, hence the fun of burst pipes in the winter and cracked 
blocks because of lack of anti-freeze.
best wishes
John Atkin
----- Original Message ----- 
From: "Paul Smith" <Paul.Smith at auroraenergy.com.au>
To: <rovernet at lyris.ccdata.com>
Sent: Monday, November 22, 2004 9:52 PM
Subject: RE: [ROVERNET - UK] P6B Sticking Handbrake


> Water reaches maximum density at 4C from memory.
>
> -----Original Message-----
> From: atkin [mailto:John at atkin4174.freeserve.co.uk]
> Sent: Tuesday, 23 November 2004 8:48 am
> To: rovernet at lyris.ccdata.com
> Subject: Re: [ROVERNET - UK] P6B Sticking Handbrake
>
>
> Hi John,
> Metal and all other substances(except water)CONTRACT when cooled, they
> expand when heated
> best wishes
> John Atkin
> ----- Original Message ----- 
> From: "JOHN HALL" <J.HALL11 at COMCAST.NET>
> To: <rovernet at lyris.ccdata.com>
> Sent: Monday, November 22, 2004 8:14 PM
> Subject: Re: [ROVERNET - UK] P6B Sticking Handbrake
>
>
>> When ammonia evaporates it reduces the temperature of whatever it is in
>> contact with. Metal expands when cold. Usually enough to cause the rust 
>> to
>> loosen up. Then the liquid wrench can penetrate the loose rust.
>>
>>
>>
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>
>
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