Nsalu yakhungu yoyima imatchulidwa chifukwa masambawo amaimitsidwa molunjika pamwamba pa njanji, ndipo amatha kuchepetsedwa momasuka kumanzere ndi kumanja kuti akwaniritse cholinga cha shading.Ubwino wa nsalu zotchinga zowoneka bwino zidzakhudza kwambiri ntchito yamtsogolo, kotero pogula nsalu yotchinga, tiyenera kumvetsera ubwino wa nsalu yotchinga.Nawa maupangiri ogulira nsalu yotchinga yakhungu:
1. Mtundu wa chinsalu choyimirira uyenera kugwirizanitsidwa ndi mtundu wa chipinda chonsecho.Ngati mipandoyo ndi yakuda, ndiye kuti nsalu yowongoka iyenera kugwiritsa ntchito zinthu zowala, apo ayi mitundu yakuda kwambiri imapangitsa anthu kukhumudwa.
2.Nsalu zowoneka bwino zowoneka bwino ndizosavuta, zoyenera pazokongoletsa zamakono, zosavuta kapena zaku America.Zoyeneranso kuyika danga ndi mawindo apansi mpaka pansi.