I-Calcium carbonate (CaCO3) yisilwane esingakhiyekileyo esisebenza kuzo zonke izinhlangano zokusebenzisa isandla sokulima nokuphatha isandla. Umsebenzi wawo ophakeme ngokwezinye izindawo yokuqinisa isandla, ikakhulu emazweni apho isandla sikhulu kakhulu. Lapho isandla sifaka kusandla esikhulu kakhulu, i-CaCO3 isula amahydrogen amaningi, ngakho-ke isiza ipH futhi isenza isandla sibe yilungileyo kakhulu ukulima izithunywa. Lokhu kuyisidingo sokubaluleka kokufinyelela kwamazinyoni okukhuluma, njengoba amazinyoni amaningi akhuluma kakhulu lapho ipH ibe yilungileyo. Ngaphezu kwalokho, ukusebenzisa i-calcium carbonate kuyasebenza ekuthinteni isandla. Kuyabusa ukugxilwa kwamaphakathi wesandla, okuvumela ukuthi kubalekwe kakhulu noma kubalekwe kakhulu kwezinkumbulo. Lokhu kuyasebenza kakhulu emazweni apho kubalulekile ukuthi kubalekwe kakhulu, njengoba kuvumela ukusebenzisa kakhulu kwezinkumbulo ezikhiyekileyo. Ngaphezu kwalokho, isandla esihle sakhiyekileyo siyavumela ukuthi izithunywa ziyakhuluma kakhulu, okuyisidingo sokubaluleka kokulima izithunywa. Ngaphezu kwalokho, i-calcium carbonate inegunya elikhulu ekufinyeleleni kwamazinyoni. Ngokuthintela isandla, kuyavumela ukuthi amazinyoni amakhulu atholakale, njengoba i-nitrogen, i-phosphorus, ne-potassium. Lokhu kuyavumela ukuthi izithunywa zikhulume kakhulu futhi kuyavumela ukuthi kubalekwe kakhulu, okuyakwenza ukuba yisilwane esibalulekileyo kubantu abasebenzisa isandla futhi abasebenzisa isandla. Ngokugcizelela, ukufaka i-CaCO3 kusandla sokuphatha isandla kuyindlela yokuthinta isandla sokubaluleka, ukuthintela ukulima okuhle, futhi ukuvumela ukulima okubalulekileyo.