[Terrapreta] Char hydration

[Greg and April]

The papers I received from Dr Antal, does indeed say that this is the case 
there is also some indication that what the parent material is may also have 
an influence as well.

If your interested, it shouldn't be to hard to pull up some of the relevant 
statements.

Greg H.


----- Original Message ----- 
From: "MFH" <mfh01 at bigpond.net.au>
To: "'Kurt Treutlein'" <rukurt at westnet.com.au>
Cc: <terrapreta at bioenergylists.org>
Sent: Tuesday, June 03, 2008 5:11
Subject: Re: [Terrapreta] Char hydration


>I wonder if there is any relationship between "wettability" and the
> temperature of the charring process.  The test samples came from a batch
> that was processed at temps will in excess of the recommended 600C.
>
> Maybe higher temps produce small pore sizes?
>
> Max
>
> -----Original Message-----
> From: terrapreta-bounces at bioenergylists.org
> [mailto:terrapreta-bounces at bioenergylists.org] On Behalf Of Kurt Treutlein
> Sent: Tuesday, 3 June 2008 8:24 PM
> Cc: terrapreta at bioenergylists.org
> Subject: Re: [Terrapreta] Char hydration
>
> MFH wrote:
>> You're doing better than me. I've had char in buckets for 3 weeks with
> added
>> urea, wee, cow poo and detergent.
>>
>> There has been some water uptake by the char in the bucket with the soap,
>> but all the other remains floating like tennis balls.
>>
>> Source was dry and dense eucalypt.
>>
>> M
>>
> Interesting! Last year when I made charcoal from bamboo I had it in foam
> vegeboxes, on the back lawn. They got rained on there and seemed to get
> wet with no problems. I don't remember any floating on top of the water
> that collected in the boxes.
>
> Kurt
>
>
>
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