The inhibition of corrosion of mild steel in hydrochloric acid by isatin glycine (ING) and isatin (IN) at 30-60 oC and concentrations of 0. 0001 M to 0. 0005 M was studied via weight loss method. https://www.alarecre.com/American-Flag-Color-Block-iPhone-14-Waterproof-Case-p12619/