Makhiristo a ufa woyera, mphamvu yokoka yeniyeni 1.532 (17 °C) imayamwa chinyezi mosavuta, ndikupanga keke, yosungunuka m'madzi, komanso kusungunuka kwake kumasiyanasiyana kutentha kumawonjezeka, kutsika pa 340 ° C. Zikuwoneka zowononga pang'ono.
Mankhwalawa amapanikizidwa kukhala mawonekedwe a granular.