{HEAD ~ The sprouting control products} contain {TAIL ~ Chlorpropham}, silicates and a combustible wax 
contain
{ HEAD ~ The sprouting control products } contain { TAIL ~ Chlorpropham } , silicates and a combustible wax
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH