ORDER : 1. The transfer petitions are allowed. Writ Petition Nos. 3270/1999 and 3596/1999 pending in the High Court of Delhi are transferred to this Court. 2. Let the matters be listed in the month of January 2001 on a non-miscellaneous day. In the meantime, interim stay granted by the High Court shall stand vacated. 3. Mr. Ravinder Sethi, learned senior counsel on behalf of the respondents undertakes that the manufacturing activity using the hazardous chemicals will cease within 10 days from today. The said undertaking is recorded. The electricity and water connections should not be disconnected.