On Saturday, 26 November 2016 11:23:02 UTC, Dave Plowman (News) wrote:
In article ,
MrCheerful wrote:

That of course offers no protection against the leads wearing through and shorting.

my old style battery charger has an overload thermal manual reset
switch, modern ones just shut down electronically (if the leads short
together)

which of course offers no protection against the leads wearing through
and shorting.

Yes, they do, if the leads short the unit stops powering those leads.

Mr Purr has invented the situation where you connect a charger with a
short between the output leads to a charged battery, ignoring any sparks,
and waiting patiently until things melt and start a fire.

No I didn't. Damaged insulation can cause a short later. If you think chargers never have insulation damage you're in your own world. Again.

Being totally obsessed with fuses,

I see you're childish too.

he probably thinks

you've little clue what I think, even after being told.

your imagination that you confuse with fact snipped.