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Etching is a printmaking technique in art.

Etching may also refer to:

• Etching (microfabrication), a process in producing microelectronics
• Glass etching, a glass decoration technique
• Chemical milling, or industrial etching
• Photochemical machining, or photo etching
• Photoengraving, an engraving process

See also

• All pages with titles beginning with Etching
• All pages with titles containing Etching
• Eching (disambiguation)
• Etch (disambiguation)
• Chemical weathering of rocks
• Dishwasher#Silicate filming, etching, and accelerated crack corrosion
• Etcher (software), a utility used for writing image files
• Ion track, in chemical etching
• Photoresist, a light-sensitive material used in several processes