Sefetereza, ammonium polyphosphate ine zvakanakira zvakawanda. Inoburitsa zvinovaka muviri zvishoma nezvishoma uye zvinodzorwa, zvichiita kuti zvirimwa zvikure nguva dzose uye nguva dzose. Kunyunguduka kwayo mumvura yakawanda kunoita kuti zvirimwa zvinyatsotora zvinovaka muviri, zvichikurudzira kutora zvinovaka muviri zvakanaka. Chekupedzisira, huwandu hwayo hwephosphorus hunobatsira kuwedzera kukura kwemidzi.
