Thompson Enameling Mediums

Holding Agent — This is used to wet the copper when applying powder to curved or vertical surfaces. It can also be used as a painting medium. 16 oz (473 ml).

Scalex — Paint on raw copper before firing for the prevention of fire scale. 16 oz (473 ml).

Sparex — This is an acid type copper cleaner in powder form. 10 oz can make 1 quart solution. Used to wet the copper when applying powder to curved or vertical surfaces. Also used as a painting medium. 10 oz (283 g).