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    UV-C penetrates air quite well, but is attenuated...

    UV-C penetrates air quite well, but is attenuated by even clear distilled water very rapidly. The more turbidity or salt/solids water has, the more strongly it blocks short wave UV.

    Ozone and...
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    They will multiply quicker than they'll be...

    They will multiply quicker than they'll be killed.

    At one point I studied aquatic UV sterilizers quite intensely. They're constructed exactly as you describe, and that's what I had in mind while...
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    It does, but for clear liquids like water. Even...

    It does, but for clear liquids like water. Even with water UV gets attenuated rapidly. With non-transparent liquids, UV will affect only a tiny layer immediately surrounding the UV source.
  4. LPS-3 is excellent for a long-term storage. ...

    LPS-3 is excellent for a long-term storage. https://www.amazon.com/LPS-Premier-Rust-Inhibitor-Gallons/dp/B002C7JLL8/ref=sr_1_2?keywords=LPS-3&qid=1573414057&sr=8-2

    And, as a general precaution,...
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    I think this may work. Coolant may get pretty hot...

    I think this may work. Coolant may get pretty hot at the part being machined, yet it is re-used over and over again. It means it has some tolerance to being reheated.

    I don't know how effective...
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    Clay shrinks in all direction, but not uniformly....

    Clay shrinks in all direction, but not uniformly. It depends upon the predominant orientation of the particles (platelets). The shrinkage will be less pronounced parallel to the particles...
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    Do you have bed bracket for taper attachment?

    Do you have bed bracket for taper attachment?
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    Good luck guessing the real hole size (let alone...

    Good luck guessing the real hole size (let alone the thread shape) after bisque firing or vitrification. ;)
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    Yes, you can harden it with flame (bring it to...

    Yes, you can harden it with flame (bring it to the point where it stops being attracted by a magnet), but you need to do tempering to avoid excessive brittleness. Ideally, tempering is done at about...
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    Thinking out loud. IMHO, a moderator doesn't...

    Thinking out loud. IMHO, a moderator doesn't really need to be proficient in the forum subject. But he should be a man respected by the community, one which is fair, not temperamental or biased. This...
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    I hoped it had been mutually agreed to contain...

    I hoped it had been mutually agreed to contain our waste landfill within one subforum. And it wasn't Metrology.
  12. I use Posi-Drain with the same compressor, and...

    I use Posi-Drain with the same compressor, and I'm very happy about it.
  13. Updated list of the remaining items. I...

    Updated list of the remaining items.

    I adjusted the prices, so they are current. The heaviest items were already sold, so the remaining ones can be easily shipped.

    E. Mitutoyo Dial Depth Gage...
  14. Still available. I found one more 3/4" collet for...

    Still available. I found one more 3/4" collet for the chuck. So, it'll be 18 collets total.
  15. Bump. See post#30

    Bump. See post#30
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    I guess everything has been sold, incl. the #39...

    I guess everything has been sold, incl. the #39 drill. Good deals don't last long.
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    Rick, I got the tubes. Thank you. Mike

    Rick,

    I got the tubes. Thank you.

    Mike
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    Usually you derate VFD only when it's designed...

    Usually you derate VFD only when it's designed for 3-ph. input, but you feed it with a single phase.
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    I can imagine a look on your landlord's face when...

    I can imagine a look on your landlord's face when he sees a 14" SB and all the plastic tarps and roofing rubber. :)
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    I ordered a 15HP from WNY about 10y ago or so....

    I ordered a 15HP from WNY about 10y ago or so. IIRC, I also found them on eBay. Told them what motor I had for the idler, they customized the capacitors bank for this motor (no extra charge) and sent...
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    Don't use plastic. Something like canvas drop...

    Don't use plastic. Something like canvas drop cloth or old bed sheets work the best.
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    Please do. Thank you.

    Please do. Thank you.
  23. Probably, close to $90 (Priority International)

    Probably, close to $90 (Priority International)
  24. Although for woodworker's vise you don't need...

    Although for woodworker's vise you don't need much precision, and the above mentioned methods will perfectly suffice, using a surface grinder would be my choice. I'd do it for you if you were nearby.
  25. Thanks you, guys. I appreciate your feedback. And...

    Thanks you, guys. I appreciate your feedback. And I'm glad the tools have found good homes.
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