Before revision: Etching, simplified animation of etchant action on a copper sheet with mask Wet etching Radiation hardened die of the 1886VE10 microcontroller prior to metalization etching Radiation hardened die of the 1886VE10 microcontroller after a metalization etching process has been used A largely outdatedprocess that The first etching processes used liquid-phase ("wet") etchants.
After revision: Etching, simplified animation of etchant action on a copper sheet with mask Wet etching Radiation hardened die of the 1886VE10 microcontroller prior to metalization etching Radiation hardened die of the 1886VE10 microcontroller after a metalization etching process has been used The first etching processes used liquid-phase ("wet") etchants.