Body armour is synonymous with a variety of other terms that describe protection worn on the body for safety and security purposes. Some of the synonyms for body armour include body armor, bulletproof vest, plated vest, tactical vest, ballistic vest, bullet resistant vest, and flak jacket. These words refer to protective equipment worn to resist penetration from bullets or other harmful objects. Other synonymous terms that describe protective gear worn on the body but not necessarily for bullet resistance include protective clothing, safety wear, and personal protective equipment (PPE). These terms all denote the importance of staying safe when working in dangerous or volatile environments.