1. Mefuta e fapa-fapaneng e ka etsisoa ka mokhoa o ts'oanelang, e nang le 'mala o khanyang, e sebelisoang e le veneer bakeng sa lihlopha tse fapa-fapaneng tse entsoeng ka lehong le lehong, ka boima bo phahameng, ho hanyetsa ho apara le ho hanyetsa mocheso o motle.2. Ho hanyetsa lik'hemik'hale ho tloaelehile, 'me ho ka hanela ho senyeha ha li-acids tse tloaelehileng, alkalis, oli, alcohols a ...
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