%0 Journal Article %T Chemistry on copper %A Cheryl Safren %J Archive of "Cardiovascular Diagnosis and Therapy". %D 2019 %R 10.21037/cdt.2018.11.05 %X Cheryl Safren manipulates chemicals in order to create images on copper panels (Figures 1-91-9).). Some of the chemical reactions create textures coarse and grainy while others produce shiny and gossamer textures. It is a low-tech process employing thin kebab sticks, wooden styluses, Q-tips, cotton balls and rags when applying chemicals in liquid form, torches when using gases and a mortar and pestle for grinding chemicals in solid form %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6511687/