1.   Before German reunification, the plants were the heart of a thriving, though highly polluting industry.

2.   Expected to mark major turn away from heavily polluting industries.

3.   Likewise, the Ministry of International Trade and Industry must be held responsible for promoting outmoded, polluting industries in the country.

4.   Siew said the government would not discriminate against highly polluting industries like steel mills and petrochemical plants.