It was those fire extinguishing balls.
[
www.elidefire.eu.com]
The full sized version seems way too powerful for a 3d printer fire, but a miniature version would put out the fire, not sure it would save the printer.
Edited 2 time(s). Last edit at 09/18/2016 01:45AM by DjDemonD.
Simon Khoury
Co-founder of [www.precisionpiezo.co.uk] Accurate, repeatable, versatile Z-Probes
Published:Inventions