50.1 MB (3.4 MB compressed)
4721 x 3710 pixels
39.9 x 31.5 cm ⏐ 15.7 x 12.4 in (300dpi)
TEK IMAGE / SCIENCE PHOTO LIBRARY TEK IMAGE / SCIENCE PHOTO LIBRARY
Test tubes containing samples for analysis. They are sealed with rubber bungs to prevent them being contaminated. The bungs also allow syringes to be used to cleanly retrieve samples for analysis.
Model release not required. Property release not required.