Main Damage types to use on npc factions:
Rival Security-Kinetic and Thermal
Scion-Kinetic
Imperial-EM
Guristas - Kinetic
Serpentis - Thermal
Mordus - Thermal & Kinetic
Blood - EM & Thermal
Sansha - EM & Thermal
Alv - EM
Angel - Explosive
Mercenary - Thermal
Corpum - EM & Thermal
Gist - Explosive
Angel: All types, although mostly kin and expl.
Amarr Navy: EM and therm.
Ammatar Navy: EM and therm.
Blood: EM and therm.
Caldari Navy: Kin and therm.
Centii: EM and therm.
Coreli: Kin and therm.
Corpii: EM and therm.
Domination: All types, mostly kin and expl.
Gallente Navy: EM and therm.
Gist: All types, mostly kin and expl.
Gurista: Kin and therm.
Khanid: EM and therm.
Mercenary: All types.
Minmatar:
Mordus: Kin and therm.
Odamian: Kin and therm.
Pith: Kinetic and thermal.
Rogue drones: All types.
Republic fleet: All types, mostly kin and expl.
Sansha EM and therm.
Serpentis: Kin and therm.