Karata yanchito
1) Kugwiritsidwa ntchito mwachidule kuyamwa ndi mpweya wopanga zida, zida ndi zida ndi zida pansi pamikhalidwe yotsekeka, ndipo imatha kuwonetsa mwachindunji chinyezi cha chilengedwe kuti chikhale chinyezi.
Zogulitsa: Silika gel jz-b,Silika gel jz-sg-o