Biobed (IMAGE) American Chemical Society Caption Scientists in Sweden call for more research on the biobed, which was developed in 1993 to prevent pesticide spills from spray tanks. Credit Credit: Maria Del Pilar Castillo Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.