Siliva ili ndi mphamvu zamagetsi ndi kutentha kwambiri kuposa zitsulo zonse, ndipo nthawi zambiri imagwiritsidwa ntchito popanga zida zogwirira ntchito zomwe zimakhala zovuta kwambiri, zida zosiyanasiyana zodziyimira pawokha, maroketi, sitima zapamadzi, makompyuta, zida za nyukiliya, ndi njira zolumikizirana. Chifukwa cha kunyowa kwake bwino komanso kusinthasintha kwake,silivandisilivaMa alloy amagwiritsidwanso ntchito kwambiri popanga zinthu zowotcherera.

Chofunikira kwambiri pa siliva ndi siliva nitrate. Mu mankhwala, yankho lamadzi la siliva nitrate nthawi zambiri limagwiritsidwa ntchito ngati madontho a maso, chifukwa ma ayoni asiliva amatha kupha mabakiteriya mwamphamvu.

Siliva ndi chitsulo chokongola chasiliva choyera chomwe chimatha kufewa ndipo chimagwiritsidwa ntchito kwambiri popanga zodzikongoletsera, zokongoletsa, zinthu zasiliva, mendulo ndi ndalama zokumbukira.

Siliva Woyera Katundu Wathupi:

Mawonekedwe:

(1) Siliva woyera ali ndi mphamvu zamagetsi zambiri

(2) Kukana kukhudzana ndi chinthu chotsika kwambiri

(3) Zosavuta kusungunula

(4) N'zosavuta kupanga, kotero siliva ndi chinthu choyenera kukhudza nacho

(5) Ndi chimodzi mwa zipangizo zomwe zimagwiritsidwa ntchito kwambiri pa mphamvu zochepa komanso mphamvu zamagetsi