Tsarin Kwayoyin Kwayoyin Halitta. CO2

An gina ta da kwallayen roba & sandunan ƙarfe, wanda ke nuna tsarin kwayar halitta ta CO2, gami da: –C, Blackwallan Baki tare da ramuka 6 14 inji mai kwakwalwa, –O, Kwallan shuɗi tare da rami 1 rami 28 inji mai kwakwalwa - Hanyoyin haɗin karfe 13cm 12pcs, –Metal links 9cm 24pcs, - Hanyoyin haɗin karfe 2cm 28pcs, –Tsarin girman 19X19cm, babban 20cm.