Test tubes usually used for demonstration experiments do demonstrate theabsorption of thermal radiation as afunction of surface colour. DURAN® glasstubes with stopper border SB29d = 30 mm, l = 200 mm
Test tubes usually used for demonstration experiments do demonstrate theabsorption of thermal radiation as afunction of surface colour. DURAN® glasstubes with stopper border SB29d = 30 mm, l = 200 mm