1. ʻOku kamata ʻe Acetylene ha tali polymerization ʻi he taimi ʻoku siʻi hifo ai ʻa e ʻea ʻi he 540 ° c pea aʻu ʻa e malohi ki he 0.3 MPa.
2. Ngaahi aʻusia Acetylene fakafepakiʻi decomposition ʻi he mafana ʻo e ʻea ʻi ʻolunga ʻi he 580 ° c mo e teke ʻi he 0.5 MPa.
3. Ko e liliu ʻo e acetylene mei he polymerization ke fakafepakiʻi decomposition ʻoku hoko ia ʻi he mafana ʻo e ʻea ʻi he fakautuutu ʻa e malohi.