Etching metal (steel) to see microstructure
Metallography Part II - Microscopic Techniques
How to Acid Etch a Metallographic Sample - NMT Materials Dept.
What is ETCHING in Micro structure Analysis : Metrology Lab
Etching the Samples
Metallography Part I - Macroscopic Techniques
Automation of metallographic sample etching process
Metallography
Metallography Sample Preparation
ElectroMet 4 Polishing & Etching Demo
Metallographic Sample Preparation-Step-5 : ETCHING
Metallographic electrolytic polishing corrosion instrument
Etching reagents in Metallography
Metallography Microscope and Image analysis system
Electro-Etching: An Explanation
VISIT TO THE "METALLOGRAPHY LAB"
Metallographic preparation - Part 5: Polishing with diamond pads and suspensions
Metallography Specimen Preparation and Examination
Introduction to metallography (part 1)
Steel microstructure types and their interpretation