The seller supplied the following interesting description of these tubes:The zirconium tubes are the ends of a long piece of tubing lathed into shorter lengths for the purpose of placing pellets of U238 for reactor function.
A trigger event. Many people experience a general thinning of hair several months after a physical or emotional shock. This type of hair loss is temporary. Examples of trigger events include sudden or excessive weight loss, a high fever, surgery, or a death in the family.
People on low-fat and non-fat diets are at risk for nutrition-related hair loss because hair needs essential fatty acids. Essential fatty acid deficiency causes a drying-up of the scalp and skin. These are vital nutrients that support follicular health. When the follicle is not healthy, hair loss or thinning occurs.