… or polished glass, in sheets, whether or not having an absorbent, reflecting or non-reflecting layer, but not …
Explanatory notes
… or polished glass, in sheets, whether or not having an absorbent, reflecting or non-reflecting layer, but not otherwise … and later retains the smooth finish of liquid surfaces. Before it reaches the end of the bath, it is cooled to a … which it is hard enough to be passed over rollers without being marked or distorted. From the float bath the glass …