Hindu ritual of immersing idols in oceans , rivers and lakes is causing contamination . According to Asolekar 's study , `` Forbidding the disposal of painted idols , ornaments and decoration is the only sure way of protecting our water bodies . '' Paints on idols often contain toxic metals , such as lead and mercury . Score: 7 `` Dry immersion '' suggested as a solution -- idol is sprinkled symbolically with water .
Hindu ritual of immersing idols in oceans , rivers and lakes is causing contamination . Paints on idols often contain toxic metals , such as lead and mercury . Score: 7 `` Dry immersion '' suggested as a solution -- idol is sprinkled symbolically with water .