Ring and Ball with stand
SKU PH0376
Comprising a captive brass ball 22 mm dia. with ring adjustably mounted on a tripod base.
An apparatus for demonstrating thermal expansion, comprising a captive brass ball 22 mm dia. with ring adjustably mounted on a tripod base.
An apparatus for demonstrating thermal expansion, comprising a captive brass ball 22 mm dia. with ring adjustably mounted on a tripod base.
⚠ WARNING
Cancer and Reproductive Harm - www.p65warnings.ca.gov
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