Ndeipi kemikari inoshandiswa mumadziro putty?

Kemikari inonyanya kushandiswa mumadziro putty ndeye calcium carbonate (CaCO3). Calcium carbonate ihupfu huchena hunoshandiswa kuzadza matsemuka nemakomba mumadziro, uye kuapa kupera kwakatsetseka. Inoshandiswawo kuwedzera simba remadziro uye kuderedza kutorwa kwemvura. Mamwe makemikari anogona kushandiswa mumadziro putty anosanganisira talc, silica, uye gypsum. Aya makemikari anoshandiswa kuvandudza kunamatira kweputty kumadziro, uye kuderedza shrinkage yeputty kana yaoma.