On 27/01/2021 21:11, bert wrote:

Despite the rating and the fact that they often work alright, it's not
uncommon for UK socket/plug combinations to overheat with a long term
load
around 10-12 amps.

Indeed. Good reason for buying quality stuff.
Mums washing machine did that on an MK plug back in the 1960s
no idea why


--
There is something fascinating about science. One gets such wholesale
returns of conjecture out of such a trifling investment of fact.

Mark Twain