Category Nuances matching coolant:

• conventional,
• liquid,
• separate,
• metal,
• conductive,
• active,
• internal,
• ordinary,
• expensive,
• fluid,
• alternative,
• vaporizable,
• intermediate,
• typical,
• volatile,

Members for simple category coolant:

• agent,
• glycol,
• water,
• consumable_coolant,
• fluorocarbon_fluid,
• dry_ice,
• ice,
• methanol,
• ethyl_glycol,
• wet_ice,
• antifreeze,
• liquid,
• cooling_water,
• ga,
• gas,
• ammonia,
• liquid_coolant,
• ethylene-glycol_water,
• silicone_fluid,