tolong ubah menggunakan passive atau active :( How mirrors are made a. The first step in manufacturing any mirror is cutting the outline of the glass “blank” to

tolong ubah menggunakan passive atau active :(

How mirrors are made

a. The first step in manufacturing any mirror is cutting the outline of the glass “blank” to suit the application. If the mirror (be) ___ for an automobile, for example the glass will be cut to fit in the mirror mount on the car. Very hard, finely pointed blades (use) ___ to do the cutting.

Diamonds scribes or saws, sharp metal points with diamond dust embedded in them, are often used because the diamond will wear down the glass. Cutting usually (do) ______ before the metal coating (apply) _____, because the coating may flake off the glass as the result of the cut. An alternative to cutting the glass to from blanks (be) ____ to mold the glass in its molten state.