7 Nov
2016
7 Nov
'16
6:33 a.m.
On 7 November 2016 at 11:07, Lieven <levinius@gmx.de> wrote:
chalk 'o'roy'
As mentioned on another thread, this is a reference to O. Roy Chalk.
glass 'al'on
LOL. Aluminium oxynitride is the chemical name for the ceramic otherwise known as "transparent aluminum". (See: https://en.wikipedia.org/wiki/Aluminium_oxynitride) -- De'vID