Figure 4-28.-Glass cutting.To cut a narrow strip from a large piece of glass,the waste. Do not nibble without first scoring a line. Youscore a line and then tap gently underneath the score linewith the cutter to open up an inch or so of the score line(view F). Next, grasp the glass on each side of the lineand gently snap off the waste piece (view G). Pressdownward away from the score mark. If the strip doesnot break off cleanly, nibble it off with the pliers (viewH) or the notches in the cutter. Slivers less than 1/2 inchwide are cut off by scoring the line and then nibbling offcan smooth off the edges of glass intended for shelvingor tabletops with an oilstone dipped in water, as shownin view I. Rub the stone back and forth from end to endwith the stone at a 45° angle to the glass. Rub the stoneside to side only, not up and down.No attempt should be made to change the size ofheat-strengthened, tempered, or doubled-glazed units,since any such effort will result in permanent damage.4-23
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