Radiation is a new Elemental Type introduced in Borderlands 3.
Can cause the Irradiated Status Effect that lasts for 8 Seconds. If the enemy dies with this status effect he will explode and spread the Radiation to nearby Enemies.
Normal Mode: ±0% Damage against Flesh and Shielded Targets. -30% Damage against Armored Targets.
True Vault Hunter Mode: +50% Damage against against Shielded Targets. ±0% Damage against Flesh and - 50% against Armored Targets.