Phase three.  Use a handful of baking soda around the afflicted area.  Combine a quarter of a cup of three% hydrogen peroxide having a teaspoon of liquid dish washing detergent and drizzle this Resolution over the baking soda.  Alternatively, You should use a spray bottle with the hydrogen peroxide Resolution. https://www.propanraya.com/id/produk/propan-paint-remover-ppr-730