A method for processing a probe including triggering the probe in an instrumented program, querying a global array to determine an execution control block associated with the probe, and executing the execution control block to obtain data. The needle cam has helical slots for accepting a collar, whereby the collar rides up and down the needle cam, to thereby cause the needle cam to rotate. The isoolefin-diolefin rubber and the residual liquid reaction medium are transported to a flash tank for further processing.