Tribune News ServiceAmritsar August 19Lok Sabha MP Gurjit Singh Aujla claimed that Tung Dhab which constantly figures in every discussion due to its pollution level will be made pollution-free. I have raised the issue of Tung Dhab in the Lok Sabha. When the Chief Minister came to my residence I urged him to address the pollution related issue of Tung Dhab. Aujla said “I have raised the issue of Tung Dhab in the Lok Sabha. When the Chief Minister came to my residence I urged him to address the pollution related issue of Tung Dhab..