As Chief Engineer sailing aboard chemical tankers you frequently review the best practices regarding fire fighting during safety meetings. Which of the following would align with industry best practice regarding the use of water in extinguishing chemical fires?

Correct Answer: Option A — Water is best used for cooling of the chemical itself as well as surrounding areas.

Water applied to hazardous chemical fires primarily provides essential cooling for surrounding structures and containers to prevent boiling, over-pressurization, or catastrophic vessel failure, while avoiding violent chemical reactions often triggered by direct stream application.