Umnsalo nomcibisholo uhlelo lwezikhali zokujiba oluhlanganisa isiklamo esijobulukayo (umnsalo) kanye nezicitshwa ezinde (imicibisholo). Abantu babesebenzisa iminsalo nemicibisholo ekuzingeleni nasekuhlaseleni enduki, futhi lo mkhuba wawuvamile emasikweni amaningi angaphambi komlando. Kwakuyizikhali zempi ezibalulekile kusukela emlandweni wasendulo kuze kube sekuqaleni kwenkathi wanamuhla, lapho zingasasebenzi kakhulu ngenxa yokuthuthukiswa kwezibhamu ezinamandla futhi ezinembile. Namuhla, iminsalo nemicibisholo kusetshenziselwa kakhulu ukuzingela ezemidlalo.