[SEL] 8hp Blackstone/cast engine plate

[jbcast at charter.net]

> 
>          The guy who showed it to me made me hold some sand in my clenched 
> fist and then inserted a nozzle into the sand and pumped in a gas (I've 
> just forgotten what the gas was but it was a commonly available gas - not 
> anything fancy) and within about a minute had a perfectly formed mould of 
> the inside of my hand - fingerprints included. Obviously the "sand" had 
> also had some kind of previous treatment but it could not have been 
> anything too fancy as they had the stuff lying in a pile on the floor and 
> were just picking it up with shovels to put into moulds.
> 
Jerry, that's probably sodium slicate, also know as water glass, the gas would be CO2. I've read about it but haven't used i yet, your post makes me want to try it.
J.B. Castagnos
Belle Rose, LA (90 miles north of the oil)