1.Yintoni intambo yeSola?Iintambo zelanga zisetyenziselwa ukuhanjiswa kombane. Zisetyenziswa kwicala le-DC lezikhululo zamandla elanga. Zineempawu ezinkulu zomzimba. Ezi ziquka ukuchasana nokushisa okuphezulu kunye nokuphantsi. Kwakhona, kwimitha ye-UV, amanzi, isitshizi setyuwa, iiasidi ezibuthathaka, kunye neealkali ezibuthathaka. Baphinde...
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