An alkaline solution of ammonia is used to clean the red sandstone.…
An alkaline solution of ammonia is used to clean the red sandstone. ASI uses a special biocidal treatment for the sandstone protions that are hidden from sun and gather moss and algae because of humidity. Preservatives are also used to increase the longev
Acid Rain ,
Agra ,
Air Pollution ,
black carbon ,
CNG ,
CNG ,
CNG ,
Deforestation ,
Glass Industry ,
Glass Industry ,
Glass Industry ,
Industrial Pollution ,
Mathura Oil Refinery ,
Monuments ,
Monuments ,
Natural Gas ,
Natural Gas ,
Power Transmission ,
Relocation ,
River Pollution ,
Taj Mahal ,
Taj Trapezium Zone ,
Tourism ,
Uttar Pradesh ,
Vehicular Pollution ,
VIKAS CHOUDHARY ,
Waste Disposal ,
Waste Disposal ,
Yamuna ,
DVD NO. MDVDDP047