Question

why is 2% gypsum added in cement? Translate in urdu​

Answer 1

to control the setting of cement....

Answer 2

Answer:

gypsum iseliye add ki jte h q ki vo hard hote h aur gypsum ko hm fracture bones hone pr bhi dctr lgte h gypsum hard hote h to hmre ghr ki chat pr cement jo lgte h iseliye usme gypsum hota h ki hmra ghr safe rhe na ki unsafe rhe

i hope you understand

.............