There is no worse place to have a fire than at sea. On land, a burning building has a fire department rolling toward it and a street full of hydrants. A ship in open water has neither. The crew fights with what is aboard, they cannot walk away from the problem, and if the fire wins, the vessel and everyone on it go with it. That has always been true — but the cargo moving across the water has quietly turned into some of the most dangerous fuel there is.
The cargo changed, and the fire changed with it
Nearly 70 percent of the United States’ international trade, by weight, moves by sea. And more and more of what rides in those holds is lithium-ion: electric vehicles, battery cargo, and the batteries tucked inside everything else. A modern Pure Car Carrier can stack more than 8,000 vehicles in a single hull. The trouble is that the ships were never built for this fuel.
“Typically, a ship’s fire protection and detection systems are not designed to deal with lithium-ion battery fires.” — Jensen Hughes
A lithium-ion fire aboard a vessel is a chain reaction looking for somewhere to go. Plain water can make it worse — the battery’s energy density drives thermal runaway, the fire climbs from deck to deck, and the cells off-gas dozens of flammable, toxic vapors into an enclosed steel box full of people. The ALBERO project, studying where EV fires start on car-carrying ships, found most begin with the vehicle simply parked or charging — 32 percent parked, 24 percent charging — not in a crash.
An agent built for the water — literally
This is where F-500 EA fits the marine problem in a way almost nothing else does. F-500 EA, from Hazard Control Technologies, the manufacturer of the agent, is an Encapsulator Technology — and it is salt-water friendly. A working 1 to 3 percent solution can be mixed straight from seawater, which means a crew far from any dockside supply can make firefighting agent out of the ocean around them and keep fighting instead of abandoning ship. It absorbs thermal energy ten times faster than plain water, and it handles the full range of shipboard fire — Class A, B, C, D, and lithium-ion — with one agent instead of a locker full of specialized ones. And it does it fluorine-free.
“F-500 EA® allows you to switch to fluorine-free fire suppression without sacrificing safety.”
From the car deck to the crude tank
A ship is not one hazard — it is several stacked in the same hull, and F-500 EA covers them the same way. On the car decks of a Pure Car Carrier or a Ro-Pax ferry, it takes on combustible metals and lithium-ion batteries. In the tanks of a crude or chemical carrier, it encapsulates polar and non-polar fuels. On an LNG or LPG carrier, it encapsulates the flammable vapor itself, cutting the explosion risk before it can build. That last point is the one the standards bodies put to the test.
“F-500 EA® is proven to be able to render liquid and vapor state hydrocarbon fuel nonflammable, as referenced in NFPA 18A Section 7.7.”
It is UL Listed, IMO Certified, and EPA Listed. The marine credentials matter, because a ship’s fire plan has to satisfy an international rulebook, not just a local one.
What it means at the waterfront
Northern California lives on the water. The Bay moves container traffic through Oakland and Richmond, crude and product past the refineries, ferries full of commuters, and marinas packed with fuel and, more and more, batteries. Every one of those is the same core problem as a ship at sea: a fire that is hard to reach, hard to evacuate, and surrounded by more fuel. A fluorine-free agent that can be drawn from the water itself, works across every class of fire aboard, and keeps a small fire from taking the whole vessel is a different proposition than hoping a conventional system built for a different era can keep up.
The sea does not send help. The answer has to already be aboard.
Next week we come back to shore — to the structures we drive across and through every day, and the fires that threaten them from below.
On-site training is available for your department or facility. Contact us at ControlHazards.com to schedule yours.