SBEIW Waya wamkuwa wosamva kutentha wokhazikika wokhala ndi zokutira zophatikizika angagwiritsidwe ntchito popiringitsa akamatenthedwa ndi kuphika kapena kutenthetsa magetsi kuti apange chomangira cha waya cholumikizidwa wina ndi mnzake ndikuumba mawayawo kuti akhale athunthu komanso ophatikizana atatha kuzirala. .