Lithium Fire Safety Articles | Charging Safety & Battery Fire Prevention

FCL-X 1L, 2L, or 3L: Which Size Do You Actually Need?

by: Christopher BradyPublished on: 31/03/2026

The FCL-X comes in three sizes. Picking the wrong one means running out of agent when it matters most. Here's how to match extinguisher capacity to your battery size, your setup, and your risk profile.

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What Is Thermal Runaway? Lithium Battery Fire Science for PEV Riders

by: Seth JohnsonPublished on: 19/03/2026

Thermal runaway is the chain reaction behind lithium battery fires. Learn what happens inside the cell, why PEV fires behave differently, and how to stay safe.

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Why Most Fire Extinguishers Won't Save Your EUC, Onewheel, or E-Bike (And What Just Might)

by: Seth JohnsonPublished on: 07/03/2026

Most fire extinguishers won't stop a lithium battery fire. We talked to Full Circle Lithium co-founder Shane Bentley about what actually works, why water makes it worse, and what every EUC and e-bike rider needs to know.

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Based in Denver, CO, we specialize in rider-focused apparel, lithium-ion battery fire safety solutions, and carefully selected accessories that support the electric mobility lifestyle.