View Single Post
Old 19th May 2019, 4:13 pm   #12
Graham G3ZVT
Dekatron
 
Graham G3ZVT's Avatar
 
Join Date: May 2010
Location: Greater Manchester, UK.
Posts: 18,675
Default Re: Discolouring of a GPO 746 phone?

I'm impressed by that result!

But also confused.
Is the glass tank a means of keeping the solution warm for free, or does UV help the bleaching process?
__________________
--
Graham.
G3ZVT
Graham G3ZVT is offline