On 05/10/2020 23:07, Max Demian wrote:
On 05/10/2020 18:49, williamwright wrote:
On 05/10/2020 12:28, JohnP wrote:

A black radiator gives off more heat.

Why should the efficiency of a surface in absorbing light affect its
efficiency in radiating heat?

Because a guy called Kirchhoff said so.

And of course its all ******** because 'a black radiator gives off more
heat' is not qualified in anyway. Bleach washes whiter.

Non black radiators will get hotter....

--
"In our post-modern world, climate science is not powerful because it is
true: it is true because it is powerful."

Lucas Bergkamp