There's alot of information included in the MSDS sheet, for example the company who owns the acid, the composition of the ingredient, the hazards this may cause and how to stop them, first aid measures, and fire fighting measures, just to name a few. This sheet gives you all the information you need to be safe while working in the lab with different chemicals.
Voice and fingerprint <u>biometrics</u> can significantly improve the security of physical devices and provide stronger authentication for remote access or cloud services.