What action is NOT advised when handling chemicals in the lab?

Mixing chemicals randomly is not advised because it can lead to unpredictable reactions that may be dangerous. In a laboratory setting, chemicals can react with one another in ways that produce harmful gases, explosions, or toxic solutions. Proper safety protocols require that individuals understand the properties and potential hazards of the substances they are working with before combining them.

On the other hand, wearing gloves and goggles, reading the safety data sheets, and working in a well-ventilated area are all crucial safety practices. Wearing protective gear helps minimize exposure to harmful substances, reading safety data sheets ensures that one is informed about hazards, safe handling procedures, and first-aid measures, and working in a well-ventilated area reduces the risk of inhaling toxic fumes, thus ensuring a safer working environment. These actions promote safety and help prevent accidents in the lab.