Blood Rac to Prevent Test Tubes From Falling

In blood banks, five test tubes of blood and a slip of paper identifying the blood are wrapped with a rubber band. Occassionally, the slip of paper falls out creating the opportunity for the tubes to be misidentified. the tubes can shift and possibly fall and break, a bio-hazard, The “Blood Rac” shown in this picture holds the test tubes more securely and holds the information that went on the paper. Preprinted Blood-Rac serial numbers can be used to improve traceability.