2006 Ivory Coast toxic waste dump waste from European ports. Trafigura claims that this was done under agreement that the waste would be treated and disposed of legally, and that the substance was waste ("slops") from the routine washing of "Probo Koala"'s tanks. Again according to Trafigura, it became apparent that the untreated slops had been dumped illegally at municipal refuse dumps. They contend that the slops were an alkaline mix of water, gasoline, and caustic soda, along with a very small amount of foul-smelling and toxic hydrogen sulfide. Further, the company says that their tests show that, while noxious, the slop from their ship could
Illegal dumping drywall, roofing shingles, lumber, brick, concrete, and siding. Other frequently dumped materials include automobile parts, household appliances, household waste, furniture, yard scraps, and medical waste. The reasons people illegally dump vary; however, research indicates that lack of legal waste disposal options is a primary factor. A shortage of legal disposal options drives demand for waste removal service, increasing prices. Studies also have found unit pricing, which involves charging a set price per bag of garbage thrown out, may contribute to illegal dumping. Although the intent of unit pricing is to encourage people to use other forms of waste disposal such