Section Three： Reading Comprehension
Questions 1-9
Glass fibers have a long history. The Egyptians made coarse fibers by 1600 B.C.， and
fibers survive as decorations on Egyptian pottery dating back to 1375 B c. During the
Renaissance ， glassmakers from Venice used glass
Line fibers to decorate the surfaces of plain glass vessels. However， glassmakers guarded their
secrets so carefully that no one wrote about glass fiber production until the early
seventeenth century