There is no discernible heat retention difference between the shiny or the dull side of aluminum foil. The shiny side is shiny because of the way foil is made. During the last pass through the rolling mill, a double thickness of foil is run between the rollers. The side of each sheet that comes in contact with the polished steel rollers comes out shiny. The other side has a matte finish.
it is all the same either way.
Aluminum is Shiny
Aluminum is a silver-white, shiny metal. It is lightweight and has a smooth, reflective surface.
its shiny
yes, yes it is. if polished right, aluminium is shiny
shiny
shiny silvery and it a solid
Yes, aluminum is a lustrous metal, meaning it has a shiny and reflective surface.
Aluminum is silver/gray in color and has a shiny luster.
shiny,non magnetic , recyclable
Yes, gallium has a shiny appearance similar to shiny metals like aluminum. However, its shiny surface can tarnish quickly when exposed to air.
The shiny side of aluminum foil should be facing outwards for better heat reflection.