DIGITAL REPOSITORY
Economic Commission for Latin America and the Caribbean

Each year, over 100 million barrels of used lubricating oils (billions of Liters of waste oil) are dumped onto the global world environment. In 1995, it was estimated that only 44% of available waste lubricants was collected worldwide (Reference 1). Therefore, 56% of used oils are NOT collected and, thus, they are either misused or discarded by the ...