Bitumen-Lined Water Bottle (image) BioMed Central Share Print E-Mail Caption This is one of the bitumen-lined water bottles created in the traditional method used by Native Californian Indians. Credit Sabrina Sholts, Smithsonian Institution Usage Restrictions Please credit Sabrina Sholts, Smithsonian Institution. Share Print E-Mail 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.