[SEL] Removing calcification & scale

[Rupert Wenig]

Hello Peter,
	Are you sure. My understanding is muriatic acid is diluted so it is not 
so strong. That is why I list muriatic and hydrochloric acid separately.

Rupert

Peter Scales wrote:
> Muriatic acid and Hydrochloric acid are one and the same thing.  Often sold
> as "brick acid" for cleaning brickwork.  I'd be tempted to use it dilute, at
> about 10%.  It should do a good job of eating limescale, but will do a good
> job of eating cast  iron too if given time, so rinsing with baking soda or
> washing soda is definitely a good idea.  It does a good job of eating flesh
> as well, at the higher concentrations.
> 
> "Always do what you oughter, add acid to water" when diluting.  If you do
> get any on yourself, baking or washing soda will neutralise, followed by a
> rinse in copious water.
> 
> Vinegar will do the job, but more slowly.  Proprietary kettle descalers will
> also work - they are often formulated from sulfonamic acid or formic acid if
> you find either of those easier to come by.  They're closer to vinegar than
> to hydrochloric acid.
> 
> To prevent future scaling up, try using rainwater as coolant.  It's as close
> to distilled water as you can get for free.
> 
> Regards
> 
>      Pete

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yvt

Rupert Wenig
Camrose, Alberta, Canada.	
		
http://www3.telus.net/public/rwenig/