When we first unrolled the bundle of architectural drawings, it felt like opening a time capsule. These weren’t ordinary sheets of paper — they were made on linen drafting cloth, a tough, translucent fabric once considered the gold standard for architects and engineers. From the late 1800s until the 1960s, this was the material of…
Introduction: Art has the remarkable ability to capture the essence of a moment, evoke emotions, and tell stories. However, over time, valuable artworks can suffer from the accumulation of stubborn grime and the deterioration of the surface coating. To tackle this challenge and restore the original brilliance of paper paintings, a customized cleansing system has…
Introduction to Agarose gel Agarose is one of the two principal components of agar, and is purified from agar by removing agar’s other component, agaropectin. Chemistry – Agarose, the gelling fraction, is a neutral linear molecule essentially free of sulfates, consisting of chains of repeating alternate units of ß-1,3-linked- D-galactose and a-1,4-linked 3,6-anhydro-L-galactose. Agarose is…
