Now this is cool. You have to watch the video to get the full flavor of what Joe has accomplished here. This is quite different from Hendrix smashing at guitar into the amp (which was great in its way). Joe's got something way more techy going here. Nice going, Joe.
I hope you are kidding. Ozone in the upper atmosphere blocks UV. However, Ozone is poisonous, corrodes metal (very bad for electronics!) and degrades plastics. An ozone generator in the home is not exactly an ecological triumph.
Fifty-six-year-old Pasquale Russo has been doing metalwork for more than 30 years in a tiny southern Italy village. Many craftsmen like him brought with them fabrication skills when they came from the Old World to America.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.