[Gasification] mycoremediation of tarry water

[Arnt Karlsen]

On Sat, 2 Feb 2013 21:33:47 -0800, Tom wrote in message 
<005d01ce01d0$0adcc930$20965b90$@trmiles.com>:

> While we develop gasification and pyrolysis for their benefits we
> need to manage the byproducts so they don't endanger health.  
> 
>  
> 
> I posted the Myanmar story on this list about a year ago. I do not
> know if anything has been done about it.
> 
>  
> 
> It should be easy to accept the fact that tar in water can be toxic.
> Run your dirty gasifier, clean the gas with water, and have the water
> analyzed. You will ring all the bells for toxicity (mostly from
> benzene and cresols). Picture that water going into ponds and
> waterways where people bath and wash their clothes. Why should anyone
> be surprised that people can get sick? Not everyone is like the man I
> met in Siberia, where the life expectancy is about 59,  who
> attributed his old age and good health to taking a spoonful every day
> of pyrolysis oil from pine needles. 
> 
>  
> 
> This is nothing new. Some years ago the first job of a young bioenergy
> specialist in Alaska was to clean up the site of an experimental wood
> gasifier that was intended for use in native villages. The classic
> Imbert style gasifier had been developed and tested with federal
> money for remote power generation. The site was so toxic that it had
> been designated a "superfund" site by the Environmental Protection
> Agency. That killed interest in gasification in the state for many
> years. 

..that, may have been the intention.

> The Gasification Guide project in Europe didn't seem to address liquid
> effluents. Studies of liquid effluents from gas scrubbing have been
> done under the IEA Task 33 biomass gasification. 
> 
> http://www.gasification-guide.eu/gsg_uploads/documenten/D10_Final-Guideline.
> pdf

..if you read this, they _are_ aware of the waste liquid potentials,
and those are covered by their own truck loads of regulations. ;o)

-- 
..med vennlig hilsen = with Kind Regards from Arnt Karlsen
...with a number of polar bear hunters in his ancestry...
  Scenarios always come in sets of three: 
  best case, worst case, and just in case.