Dr. V. Jeyaraj spoke on Ochre/Red oxide in the programme conducted by the organization Nam Veedu, Oor and Kadai headed by Ms. Thirupurasundari in the SBOA School Auditorium, Chennai at 5 pm on 29th August 2015. During the power point presentation Dr. V. Jeyaraj spoke on the history, ochre and its preparation, colours, non-toxity, kaaviyidal, preparation of cement floors, mosaic floors, cost of red oxide floors etc.


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