Thiravam (2019)

In the year 1996, a school drop out from Virudhunagar, Ramar Pillai made an announcement that he had invented herbal petrol without using any petro-chemicals. He shot to limelight with his invention but failed to prove that his herbal chemical worked. In the year, 2016, he began selling his product under the name Ramar Petrol but the CBI court convicted Ramar Pillai for fraud.