Explore various instrumental methods used in document examination through this informative 21-minute video presentation. Gain insights into the analysis of inks and toners, understanding that different techniques are required for different types of ink. Learn about the numerous analytical approaches employed in questioned document analysis from the experienced perspective of Mr. K.V. Ravikumar. Discover why there is no single universal technique for all case examinations and how forensic experts adapt their methods to suit specific document analysis needs.