On Tue, 31 Mar 2020 18:24:21 +0100, alan_m wrote:

Go to the first link for the essential parts to build this and you will
find.......

I have found a non-electric face mask sterilizer, guaranteed to work without
electric power, and good for many, many masks!

https://static5.depositphotos.com/10...solated-on.jpg


Thomas Prufer