Main tšobotsi:
Bokgoni bo botle ba ho hasanya, bongata bo botle le bokhoni ba ho ntša. bonolo, ho hanyetsa tlase le ho khanna hantle haholo ha mocheso, ho felisa motlakase oa motlakase, o sa cheng,mocheso o phahameng oa ho hanyetsa, Ts'ireletso ea radiation, ho monya molumo, ts'ireletso ea UV, ho hlonepha, ho koala hantle, Bopaki ba ho apara, bophelo bo bolelele, matla a phahameng, matla a khahlanong le ho itšeha, ho kenella hantle, ho senyeha habonolo, ho hanyetsa kutu.
Likopo:
E sebelisoa haholo ho masela, ho hloekisa le liindasteri tse ling, tlhahiso ea khoele e hloekileng e ohiang, khoele e kopantsoeng le lisebelisoa tse ling, mokotla oa lerōle o khahlanong le tuli, tšepe e sintered le lihlahisoa tse ling.