I am working in Oil Refinery. In one of the cable trenches where 6.6 & 11 kv cables are laid and subsequently filled with sand are totally soaked in oil of sp. gravity 0.855 . How to clean the sand and make it free from oil . Solution may please



I am working in Oil Refinery. In one of the cable trenches where 6.6 & 11 kv cables are laid and subsequently filled with sand are totally soaked in oil of sp. gravity 0.855 . How to clean the sand and make it free from oil . Solution may please be mailed to : dk_bora@indianoil.in