{HEAD ~ Useful breaking activators} include {TAIL ~ acid generating breaking activators}, sulfur containing breaking activators and reducing agent breaking activators 
include
{ HEAD ~ Useful breaking activators } include { TAIL ~ acid generating breaking activators } , sulfur containing breaking activators and reducing agent breaking activators
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH