on top of molten tin
question: Where was the floating molten glass held while producing the window glass?, context: Window glass is most often made by floating molten glass on top of molten tin (creating float glass) in order to produce a flat surface. This is called the "Pilkington process".
Where was the floating molten glass held while producing the window glass?
Window glass is most often made by floating molten glass on top of molten tin (creating float glass) in order to produce a flat surface.
Window glass is most often made by floating molten glass on top of molten tin (creating float glass) in order to produce a flat surface. This is called the "Pilkington process".
Window glass is most often made by floating molten glass <hl> on top of molten tin <hl> (creating float glass) in order to produce a flat surface.
Window glass is most often made by floating molten glass <hl> on top of molten tin <hl> (creating float glass) in order to produce a flat surface. This is called the "Pilkington process".
<hl> Window glass is most often made by floating molten glass on top of molten tin (creating float glass) in order to produce a flat surface. <hl> This is called the "Pilkington process".