Philosophical issue there. If the field is really static, what changed to cause the spark to happen when it did, rather than at some other time? (A cosmic ray would breach the stasis.)

John Woodgate OOO-Own Opinions Only
J M Woodgate and Associates www.woodjohn.uk
Rayleigh, Essex UK

On 2018-01-07 03:37, Doug Smith wrote:
Hi Ed and Ken,

An ESD event can be produced without any direct addition of charge. It only takes an E field and two conductors near each other as in:

http://emcesd.com/tt2001/tt060101.htm

http://emcesd.com/tt2001/tt050101.htm

Unobserved discharge not needed and generally is not involved with these type of events. Just a static E field will induce a spark.



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