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Try Legend no stainless but porcelain/graphite/silica/zirconium in a wide range of sizes. Or other suppliers of mining/geological gear

Legend Inc. Sparks, Nevada USA:

Either glycol is not good for you although propylene gycol is not as bad; the methanol doesn't help either. The main issue with antifreeze is corrosion inhibitors often stuff like sodium nitrite (NO2...

Dual gauges are useful for gas tanks (oxygen, argon maybe CO2). No use for tanks where the stuff is basically liquid like propane.

If there is any liquid propane in the tank the pressure depends...

I have a 1300C electric furnace which I use for casting aluminium occasionally using a cheap SS saucepan (as a billy, the handle is chopped off). Probably 18/8 which with these thing probably means...

For cooling the latest computer overclocking stuff may be of interest:

http://www.theinquirer.net/default.aspx?article=40993

Considering the use of refractory around the crucible a fairly key point is efficiency in reducing radiant heat loss. This is proportional to the fourth power of the temperature (Stefan-Boltzmann...

I will be attending (at least the show as i have made sure I will be in town).

If there is any interest, we could have a BBQ at my place before, during, after which may be suitable for visitors -...

The one I saw had two lasers and would only polymerize the liquid (styrene?)where they crossed. The lasers moved up the tank. This was then used to produce a mould for protoyping in whatever or a few...

Adding fiber to plaster will strengthen it considerably. Same principle as fiberglass. Old type plasterers used hair but probably paper fibers are easier to get/make and would give finer detail. Egg...

Real Mag wheels are basically magnesium.
The normal mag wheels used on cars are not magnesium but aluminium with a small (few %) of magnesium.

Ynebb,
A new member would like to come, uncertain about the family (newest edition is 2 weeks)

John Campbell