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RHYS LEWIS & MINH TAN PHAM, AHS, DECD, UNISA / SCIENCE PHOTO LIBRARY RHYS LEWIS & MINH TAN PHAM, AHS, DECD, UNISA / SCIENCE PHOTO LIBRARY
Hydrogen gas test. Hydrogen gas ignites with a squeaky pop in this standard test using a burning splint.
Model release not required. Property release not required.
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