Lumitykkikeskustelu on mielenkiintoista, mietin millaista on korkeajännitelinjan päällä oleva huurre. Siis miten koronailmiö vaikuttaa kiteytymiseen.
http://en.wikipedia.org/wiki/Corona_discharge
"The discharge will occur when the strength (potential gradient) of the electric field around the conductor is high enough to form a conductive region, but not high enough to cause electrical breakdown or arcing to nearby objects."