* AIIMS, Indian Institute of Chemical Technology and National Institute of Nutrition have found and confirmed the presence of Lead and Nickel in the blood samples.* National Institute of Nutrition has also found presence of organophosphate in the blood samples. organophosphorous poisoning can happen due to indiscriminate use of pesticides and insecticides.* National Institute of Nutrition has found traces of mercury in rice and pesticides.
* National Institute of Nutrition has also found the presence of herbicides in vegetables.* Also under investigation is whether chlorine and bleaching powder was excessively used in Covid-19 sanitation programmes.* Institute of Preventive Medicine found no heavy metal in milk.* Chief Minister Jaganmohan Reddy has asked experts to test drinking water samples repeatedly as a Vijayawada-based private laboratory indicated that the drinking water supplied to areas like Gandhi Colony, Ramachandra Rao Peta, Pension Line Area and J P Colony contained high quantities of various pesticide residues, thousands of times more than the permissible limits.