Ared blood cell placed into a container of distilled water will what water via

When red blood cells are placed in distilled water, which is hypotonic compared to the solution contained within the cells' membranes, the distilled water will diffuse into the red blood cells and cause them to burst. Placing red blood cells in any solution which contains a lesser degree of solute than that of the solution within the cells will cause water to diffuse into them.

water is used to store them because it would keep the radiation from getting out in the open and causing harm to the workers