> The carriers are limited to those speeds to maintain specimen integrity. If blood samples move faster, for example, blood cells can be destroyed. It’s not th

> The carriers are limited to those speeds to maintain specimen integrity. If blood samples move faster, for example, blood cells can be destroyed. It’s not the overall speed that destroys the blood cells, it is the acceleration and deceleration at either end which does it. These tube systems just don’t have the ability to include extensive gradual-acceleration and gradual-deceleration systems at either end.