In traditional new orleans voodoo, red brick dust is one of the most powerful and popular minerals used for protecting the home. after scrubbing the front porch with chinese floor wash or a mixture of urine and essence of van van, red brick dust would then be spread across the threshold to keep bad energy and enemies from entering. spread red brick dust across all thresholds of your home, including windowsills and doorways to keep evil away and to form a protective barrier. in addition to being used by itself as a protective barrier, red brick dust can be added to floor washes, used to fix candles, added to mojo bags and gris gris, and added to doll babies for its protective qualities. according to local tradition, it can be sprinkled over any evil conjure to nullify its effects.