Combine 2 parts Borax with 1 component water. Dip a toothbrush in to the paste and scrub the remaining adhesive off. The dry character of Borax will lead to the adhesive to dry consequently, which makes it simpler to press off of surfaces. For tarnished aluminum, come up with a wet paste with Borax and h2o. Dip a toothbrush in to the paste and dab