Which exercise is designated specifically for testing air force flushing protocols?

The specific exercise designated for testing air force flushing protocols is EXERCISE FLUSH. Flushing protocols are critical for ensuring that systems are free from contaminants and functioning correctly; thus, this exercise is explicitly tailored for that purpose. It allows air force personnel to train in proper procedures and methodologies focused on achieving thorough clearance and operational readiness of their systems, reinforcing the importance of maintaining high standards of airforce operations.

Other exercises mentioned, while they may have their own relevant training objectives and purposes, do not specifically target flushing protocols. For instance, Operation Clear Sky and Operation Rapid Response address broader operational scenarios related to air force readiness and response dynamics. Meanwhile, Drill Exercise Steel Shield might focus on defensive measures and strategic capabilities rather than the specific technical protocols related to flushing. Therefore, EXERCISE FLUSH stands as the designated choice for testing air force flushing protocols.