Secrets of salt drop stains unveiled: New research decodes chemical composition from simple photos

Imagine zooming in on a dried drop of salt solution—each pattern a unique masterpiece, reminiscent of abstract art, yet no larger than the size of a penny. Imagine zooming in on a dried drop of salt solution—each pattern a unique masterpiece, reminiscent of abstract art, yet no larger than the size of a penny. Analytical Chemistry Materials Science Phys.org – latest science and technology news stories