The flame produced by the burner must be completely blue; if the flame is partly yellow or orange coloured, it is a sign that the burner needs to be cleaned or adjusted.
Matlhare a cauliflower a tshwanetse go nna botala jo bo fifetseng jo bo itekanetseng, mme fa matshwao a botala jo bo timpetseng kgotsa matlhare a a nnang serolwana a tlhagelela, seno se ka kaya gore tshêlô e a tlhokega.