Calcium formate wani ƙari ne wanda ba shi da wani tasiri mai lalata ga ƙarfafa ƙarfe. Tsarin kwayoyin halittarsa ​​shine C₂H₂CaO₄. Yana ƙara yawan sinadarin tricalcium silicate a cikin siminti, ta haka yana ƙara ƙarfin turmi na siminti na farko. Tasirin sinadarin calcium akan ƙarfin turmi ya dogara ne akan abun da ke cikin simintin tricalcium silicate: idan abun da ke cikin simintin tricalcium ya yi ƙasa, ba zai rage ƙarfin turmi na ƙarshe ba, kuma yana da wani tasirin hana daskarewa a ƙananan yanayin zafi.

Kana neman na'urar ƙara ƙarfi ta farko wadda ba ta da tsatsa, kuma mai sauƙin amfani da zafin jiki? Calcium formate yana ƙara ƙarfin turmi na farko (ba tare da asarar ƙarfi a makare ba!)—ya dace da lokacin gini mai tsauri. Aiko mana da saƙo don koyon yadda zai ɗaga ayyukanka!