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Mapepala oyeretsa
Cleanroom Paper ndi pepala lopangidwa mwapadera lomwe limapangidwa kuti lichepetse kupezeka kwa tinthu tating'ono, ma ionic, ndi magetsi osasunthika mkati mwa pepala.
Amagwiritsidwa ntchito m'chipinda choyeretsera momwe ma semiconductors ndi zida zamakono zamakono zimapangidwa.