53 Followers. A. A nuclear heart scan is a test that provides important information about the health of your heart. For this test, a safe, radioactive substance called a tracer is injected into your bloodstream through a vein.3 Followers. A. A nuclear heart scan is a test that provides important information about the health of your heart. For this test, a safe, radioactive substance called a tracer is injected into your bloodstream through a vein.
Fill your bucket again with water and add half a bottle of bleach. Using your rubber gloves place your jeans into water. Depending on how light you want the tie dye parts to be, leave your jeans in the bucket for a few hours, checking constantly.
1 The cold water rinse sets the colors and stops the dye reaction with the fabric. 2  After the material is completely saturated in water, switch from cold to hot water. Rinse the fabric until the water begins to run clear.  Set your tie-dyed clothing aside on paper towels.