Show substitute for mass A peculiar substitute for window blass known as luin is stated to have been for some time employed in austria italy germany switzerland and russia as a covering for hot houses marquees marq nees verandas windows of factories roofs of stores etc it is a special insoluble translucent as opal glass and incorporated in wire gauze it possesses we are told the translucency of opal glas s nouh and flexible bends without brea liny dou i not dissolve in water and is not injured by frost it is a bad conductor of heat and becomes stronger it is stated the longer it is to alic air |