Kuphweka ndi kusinthasintha kwazitsulozo zimawapangitsa kukhala oyenerera ntchito zambiri kuphatikizapo kupopera madzi, ntchito zochizira madzi, ntchito zowonongeka zamadzimadzi, zipinda zamatabwa, zipinda zamamita, zida zopangira magetsi, malo ogawa gasi.