Re: [ERPS] Re: Solvay ultra-pure semiconductor grade

2003-11-07 Thread Randall Clague
On Wed, 05 Nov 2003 15:04:58 -0800, Pierce Nichols <[EMAIL PROTECTED]> wrote: >> Also, even with an evaporative concentrator, it's going to be difficult to make >> really high concentrations (independent of solutes issues) - our large-scale >> sparger trials, so far, seem to indicate a "point of

[ERPS] Re: ATFE...

2003-11-07 Thread GDNordley
Gentlefolk, For a do-it-yourself antiaircraft rocket, the guidance system would seem to be an order of magnitude or two more difficult to concoct than the rocket motor. This suggest that it would be far more productive for ATFE to keep track of laser gyros and IR focal plane arrays than worryi