Object

Enterprise-D Main Engineering Coolant Leak

A high-pressure breach in a Main Engineering coolant conduit sends a cloud of vapor and sprayed fluid throughout the engineering bay. The leak emits a hissing, pressurized mist that fogs deck plating, stings eyes and throats, and salts exposed circuit arrays with conductive spray. Emergency lights strobe as technicians choke and stagger; Geordi approaches the rupture shouting warnings while consoles flicker and alarms count down. The coolant cloud lingers in low pockets around critical systems, forcing personnel to work around a living, spreading hazard.

2 appearances

Purpose

To circulate reactor coolant through the warp core and engineering systems; in this instance the failed coolant circuit becomes an environmental hazard that endangers crew and jeopardizes reactor containment.

Significance

Functions as the immediate crisis catalyst: its uncontrolled release signals an imminent warp‑core breach, compresses time into a lethal countdown, shapes damage‑control priorities, and drives command choices that escalate stakes and compel sacrificial action.

Appearances in the Narrative

When this object appears and how it's used

2 moments

S3E15 · Yesterday's Enterprise

Containment Crisis — Picard's Defensive Gambit

A high‑pressure coolant conduit begins rupturing in Main Engineering, producing a spreading cloud of gas that fogs the bay, corrodes circuitry and forces engineers to work around a dynamic hazard; its presence creates the explicit two‑minute warp‑core breach countdown that drives command urgency.

Before: Sealed and functional within Main Engineering coolant circuits, maintaining temperature regulation for critical systems.

After: Breached and actively leaking, producing a pressurized vapor cloud and contributing to imminent containment failure and system instability.

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S3E15 · Yesterday's Enterprise

Picard's Defiant Stand

A high‑pressure coolant leak in Main Engineering produces a gas cloud and conductive spray across systems, directly threatening the warp core and prompting Geordi's two‑minute breach estimate — a ticking environmental hazard that frames the bridge's window for action.

Before: Coolant systems nominal prior to the explosions and impacts.

After: Active leak producing a choking cloud and conductive contamination, increasing the risk of a warp‑core breach and forced isolation measures.

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