Hull of a Planing Boat (IMAGE) University of Gothenburg Caption Part of the hull of a planing boat that has been painted with a copper-free TF paint with trace amounts of a macrocyclic lactone (Ivermectin). The broad stripe in the center was painted with TF paint without additive. The boat was used in traffic on the western coast of Sweden for four months in the summer of 2009. Boat owner: Mauritz Palm. Credit Image courtesy of Mats Hulander 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.