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