The best way is via infrared analysis. If you do not have any instrumentation available, you can burn a small piece of the rubber. When removed from the flame EPDM will give off a sooty smoke that smells waxy (like a burning candle).
what is the fullform of EPDM
The full form of EPDM is Ethylene Propylene Diene Monomer and it is a synthetic rubber with excellent stability. It has resistance to ozone and UV effects, heat and has...
Ethylene propylene diene M-class rubber, or just EPDM rubber, is just one of many types of elastomer, and it has a wide range of applications. Roofing materials and vehicle component mating surfaces...
by collecting its sap. you kind of make a hole or slice... a small one, something like that then put a tube on it then a pail whih collect the falling sap...