3 ms·
Seems it's not the colour that matters but the actual material used. Aluminium foil is a good I.R. reflector. https://sciencing.com/materials-absorb-infrared-ra
by helph67 5y ago
Seems it's not the colour that matters but the actual material used. Aluminium foil is a good I.R. reflector. https://sciencing.com/materials-absorb-infrared-rays-8044395.html https://sciencing.com/materials-absorb-infrared-rays-8044395...