https://www.youtube.com/watch?v=AJyNUx40EYk&list=PLTgUlsYSshv9P36uNyOzO_KfIv84YYtHv&index=9
Contact de-oxidiser. Dissolves corrosion layers, restoring the metal contact. Optimum contact conditions are reached when residues dissolved using Kontakt 60, are rinsed off with Kontakt WL prior to protection with Kontakt 61.
