2CH4--> C2H2+3H2 ori 2
CH≡CH+CH≡CH-->CH≡C-CH=CH2
CH≡C-CH=CH2 +HCL----> CH2=CCL-CH=CH2
nCH2=CCl-CH=CH2----------------> --[CH2-CCl=CH-CH2-]n-
1Kmol cauciuc---------4KmoliCH4
88,5Kg.....................4x22,7mcub/kmol
117kg...............................V= calculeaza !!!!!