1. Pukutani mofatsa ndi nsalu youma, yofewa. Musagwiritse ntchito zotsukira mankhwala kapena zamadzimadzi acidic. Ngati mupeza mawanga akuda pamwamba omwe ndi ovuta kuchotsa, pukutani ndi palafini pang'ono.2. Si zachilendo kuti phokoso limveke kwa nthawi yaitali