Web Accessibility - Legacy Page

This page has been identified as older than June 1, 2014. Per MSU's Web Accessibility agreement with the Office for Civil Rights, content that has not been updated since this date is considered "legacy" and does not need accessibility errors remediated.

If you make edits to this page and republish it, you will need to correct any accessibility errors that exist - all MSU web pages created or updated past June 1, 2014 are required to meet our current Web Accessibility standards. Visit our help center article on working with legacy web pages and content for more information.




  • Long sparks between a VDG dome and a sphere will not occur when a roofing nail is placed on one of them.
  • Other "lightning rods", such as a thumbtack, work to a lesser extent.
  • Use the wand between domes to discharge the VDG.










        (Plug into dedicated outlet to avoid tripping circuit breaker)
        (Keep VDG away from smart cart, computers and microphones)

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