I think it is something to do with
the average height of work surfaces being the ideal for a slice of bread to undertake a 180 degree rotation. This is because as the slice falls it will normally have one edge go first so the rotation is imparted and the height means it gets through 180 prior to impact
(Bonzodog29 is an unemployed sponge of the worst kind, Tue 21 May 2013, 13:37, 2 replies, latest was 12 years ago)

We need taller tables.

( tangledupinblue hairy badge with moving eyes, Tue 21 May 2013, 13:38, Reply)

what about battered?

(Bonzodog29 is an unemployed sponge of the worst kind, Tue 21 May 2013, 13:41, Reply)

Battered's toast usually lands on the edge.

(localboy purveyor of pisspoor puns, Tue 21 May 2013, 13:42, Reply)

Battared's toasts are normally in liquid form

( hartley hare Just some prick who thinks it doesn't apply to him, Tue 21 May 2013, 13:47, Reply)

To be fair
The slice of toast is so big compared to him he simple uses it as a kitchen lean to and camps out Bear Grylls style, saddling up mice to go hunting.
(Bonzodog29 is an unemployed sponge of the worst kind, Tue 21 May 2013, 13:49, Reply)

Well, this sure is interesting.

( Monty Boyce, My cheese game is strong, Tue 21 May 2013, 13:43, Reply)

I know,
soz
(Bonzodog29 is an unemployed sponge of the worst kind, Tue 21 May 2013, 13:46, Reply)