The Growing Risk of Lithium Batteries: What You Need to Know

Most businesses are aware of the risk—but don’t fully understand it.

This blog brings together the key insights.

Why Lithium Batteries Are a Growing Concern for the Fire Brigade?

Lithium battery incidents are rising sharply.

Fire services across the UK are now dealing with multiple battery-related fires every day, with many linked to:

Improper storage
Incorrect charging
Physical damage
Poor disposal practices

These aren’t isolated incidents—they’re becoming a systemic risk across industries.

What Actually Causes a Lithium Battery Fire?

One of the most important concepts to understand is thermal runaway. This is a chain reaction where:

A battery cell overheats
Heat builds faster than it can escape
The internal structure breaks down
This leads to fire—or even explosion

The key issue?

By the time you see visible signs, it’s often too late to stop it.

Why These Fires Are Different

Lithium battery fires behave very differently from traditional fires:

They burn hotter
They can re-ignite after being extinguished
They release toxic gases
They are difficult to control with standard firefighting methods

This is why they’ve become a major focus for fire brigades and regulators worldwide.

Aviation & Global Safety Regulations

The aviation industry has already responded. Strict regulations now apply to lithium batteries, including:

Restrictions on power banks – These are now banned from usage onbaord flights.
Limits on quantities permitted in packages
Requirements for safe packaging and handling

These rules exist because real incidents have occurred, and the consequences in aviation are particularly severe.

The Hidden Risk: Everyday Environments

One of the biggest misconceptions is that lithium battery fires are only an industrial issue. In reality, they’re increasingly happening in:

Homes
Offices
Warehouses
Waste and recycling centres

Common causes include:

Charging devices overnight
Using incorrect chargers
Storing damaged batteries
Disposing of batteries in general waste

The Biggest Concern Right Now: Disposal

Perhaps the most alarming issue is how lithium batteries are being disposed of. When thrown into general waste:

Batteries can be crushed in bin lorries
This can trigger thermal runaway
Fires can spread quickly through waste systems

This has led to hundreds of fires in waste facilities and vehicles each year.

For fire services and government, this is now one of the biggest concerns.

The Knowledge Gap

Across all of these risks, one pattern stands out: Businesses often understand that lithium batteries are dangerous—but don’t know what actions to take. This gap between awareness and action is where most incidents occur.

What Businesses Should Be Doing

To reduce risk, organisations should be focusing on:

Staff awareness and training like the Lithium Battery Safety written by Firechief
Safe storage and handling procedures – Dangerous Goods Safety Advice
Clear processes for damaged batteries – Use a reputable recycling provider, ensure that they are collecting the disposal statistics for you
Proper disposal methods
Risk assessments across operations including shipping – Lithium Battery Transport Training

But most importantly: Understanding the “why” behind the rules—not just the rules themselves

Turning Insight Into Action

Our conversations with Matt Humby highlighted a simple truth: Lithium battery safety isn’t just about compliance—it’s about prevention.

That’s why we’ve partnered with Firechief to deliver Lithium Battery Safety training, helping businesses and the general public:

Understand how fires start
Identify risks in their own operations and homes
Implement practical safety measures
Protect people, property, and supply chains

Final Thought

Lithium batteries aren’t going anywhere. As their use continues to grow, so will the risks associated with them. The question is no longer: “Are lithium batteries dangerous?” It’s: