The thread about "Crackly fizzy (mechanical ?) noise from TV ?" has
prompted me to look this up.

https://www.electricalsafetyfirst.or...oduct-recalls/

"The average success rate of an electrical product recall in the UK is
just 10-20%, this means that there are potentially millions of recalled
electrical items still in the UK"

Lots of things.

e.g.

https://www.electricalsafetyfirst.or...ck-wiring-kit/

--
Adrian C