1. Acetylene yana fara amsawar polymerization lokacin da zafin jiki yana ƙarƙashin 540 ° C kuma matsa lamba ya kai 0.3MPa..
2. Abubuwan da ke faruwa na acetylene m bazuwar yanayin zafi sama da 580°C da matsi sama da 0.5MPa.
3. Sauyin yanayi na acetylene daga polymerization zuwa fashewar fashewa yana faruwa a ƙananan yanayin zafi yayin da matsa lamba ya karu.