31.   Other labs have created explosions in porous silicon wafers, he said.

32.   Photomasks are used to transfer circuit patterns onto silicon wafers in making integrated circuits, which are used in electronic devices ranging from computers to compact disc players.

33.   Photomasks are used to transfer intricate circuit patterns onto silicon wafers in making integrated circuits, which are used in electronic devices ranging from computers to compact disc players.

34.   Semiconductor companies agreed to global standards for making bigger silicon wafers, the raw material of computer chips, to help cut production costs.

35.   Semiconductor chips are made from these silicon wafers.

36.   Silicon wafers are the base material for chips onto which tiny electronic circuits are etched.

37.   Siltec Corp. started making silicon wafers at a new plant in Salem.

38.   Silicon wafers are the base material for microchips.

39.   Silicon wafers are the base material for semiconductor chips.

40.   Siliconware cuts processed silicon wafers made by semiconductor manufacturers into separate chips.