-
Lilense tsa likhalase tsa letsatsi tsa CR39
Likhalase tsa letsatsi ke mofuta oa lihlahisoa tsa tlhokomelo ea pono ho thibela tšenyo ea mahlo a motho e bakoang ke khanya e matla ea letsatsi.Ka ntlafatso ea thepa ea batho le boemo ba setso, likhalase tsa letsatsi li ka sebelisoa e le lisebelisoa tse khethehileng bakeng sa botle kapa mokhoa oa botho.
