India, Nov. 6 -- The Karnataka government on Friday alleged that major oil marketing companies were supplying petrol with ethanol content exceeding the prescribed 20 per cent limit, with tests recording levels as high as 31.2 per cent, and sought action against the companies.

In a press release, Food, Civil Supplies, Consumer Affairs and Legal Metrology Minister Rizwan Arshad said the allegations were based on tests conducted on petrol samples collected from Bengaluru, Kolar, Chikkaballapura, Bengaluru Rural, Ramanagara, Mangaluru and Tumakuru.

According to the test results issued by the National Accreditation Board for Testing and Calibration Laboratories-accredited and ISO-certified Shriram Research Institute, Bengaluru, samples from ...