The news comes as the owners of Kilroot announced plans to install clean-up equipment at the plant near Carrickfergus at a cost of Â£35 million.
The cost is very expensive for Kilroot.
( z1 expensive :domain ( z2 cost :ARG1 ( z3 product :name ( z4 name :op "Kilroot" ) ) ) :degree ( z5 very ) )