Which of the following is not a symbol associated with EOD?

The choice of the crescent as the symbol not associated with Explosive Ordnance Disposal (EOD) is informed by the distinct and recognizable symbols that represent EOD professionals. The wreath, lightning bolt, and three fins are all significant emblems within the EOD community.

The wreath symbolizes achievement and recognition, often seen on badges and insignia. The lightning bolt represents speed and the dynamic nature of the EOD operations, which are often urgent and critically timed. The three fins, typically associated with the Navy, signify underwater operations, reflecting the EOD's role in maritime environments.

In contrast, the crescent does not have historical ties to EOD activities or traditions, making it the choice that does not align with the symbolism commonly associated with this specialty. Understanding the significance of these symbols helps highlight the identity and values within the EOD field, distinguishing it from other military specialties.