PCB samples (IMAGE) University of Southern Denmark Caption Samples from the bottom of the Atacama trench were taken with this "multiple core sampler", which is shown here on its way up with samples Credit Anni Glud/SDU Usage Restrictions w credit License Original 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.