Etching Steel with Salt Water with Sarah Macrae

Joanna Teague

Equipment & materials

• Battery charger

• Saturated saltwater: 360 g salt to 1Lt water (Dishwasher salt in a 3kg pack from Tesco can be the cheapest option)

• Steel plates 50mm x 50mm

• Rolling mill

• Iron, fire brick & paper

• Resists (PNP paper, nail varnish, permanent marker pen, stickers...)

• 1mm copper sheet