Ammonia removal operations enter fourth day in Tiruvallur | Chennai News
Chennai: Efforts to remove the last traces of ammonia from the private seafood processing unit at Kannigaipair in TIruvallur will continue for the fourth day on Tuesday, as residual ammonia continues to be trapped in the pipelines.Tiruvallur collector S Kavitha told TOI that the ammonia is allowed to naturally vaporise before its collected in storage…