It’s Worth the Drive – S2E10: Safety on Four-Wheels

Episode 10 — Safety on Four-Wheels

The Story Continues…

The engine turns off.

Bentley looks at the dark dashboard. “So when cars could tell what was happening,” she says, “people figured out how to make them safer.”

Grandpa nods. “That’s when testing began.”

He tells her about crashing cars on purpose, measuring what failed, so people wouldn’t have to.

Bentley listens quietly.
“So safety stopped being a guess.”

“Exactly,” Grandpa says….

Before Safety Had a Score

Vehicle safety has been a concern since the earliest days of the automobile. The world’s first recorded automobile accident involving a fatal injury occurred in Britain in 1889, well before cars were common or regulations existed.

In the early decades of motoring, safety development was informal and unstandardized. Manufacturers tested vehicles internally and introduced features such as disc brakes, headrests, and seat belts, but there was no independent way to compare vehicles or communicate safety performance to the public.

As cars became faster, roads busier, and ownership more widespread, the need for consistent and transparent safety evaluation became unavoidable.

Why Safety Ratings Were Created

By the mid‑20th century, traffic fatalities and injuries had become a public health concern. Advocacy groups, researchers, and governments recognized that minimum safety regulations alone were not enough—drivers needed clear, comparative information.

The idea behind car safety ratings was simple:
measure how well a vehicle protects its occupants and share those results publicly.

This concept laid the foundation for modern crash testing and safety scoring systems.

The Birth of Modern Crash Testing

The 1970s marked a turning point. Advances in engineering and data collection enabled repeatable, scientific crash tests.

Introduction of Standardized Crash Protocols

Crash testing began using:

These protocols allowed vehicles to be compared objectively—a major breakthrough in automotive safety.

Independent Safety Agencies Step In

The credibility of safety ratings depended on independence. Two key U.S. organizations emerged to fill that role.

National Highway Traffic Safety Administration (NHTSA)

Founded in 1970, NHTSA’s mission is to “save lives, prevent injuries, and reduce traffic‑related crashes.”

In 1979, NHTSA launched its 5‑Star Safety Ratings Program, evaluating vehicles based on:

Results are presented in a simple one‑to‑five‑star system, making safety data accessible to consumers.

Insurance Institute for Highway Safety (IIHS)

Established by the insurance industry, IIHS evaluates:

IIHS introduced the well‑known “Good / Acceptable / Marginal / Poor” scale and awards Top Safety Pick and Top Safety Pick+ designations.

Together, NHTSA and IIHS transformed safety from a behind‑the‑scenes engineering concern into a public decision‑making tool.

How Vehicles Are Tested

Modern safety ratings rely on multiple crash scenarios designed to reflect real‑world accidents.

Common tests include:

Crash test dummies simulate human anatomy and measure forces on the head, chest, legs, and spine. This data forms the basis of each vehicle’s score.

From Surviving Crashes to Preventing Them

Early safety ratings focused on crash survival. Over time, the emphasis expanded.

Active Safety and ADAS

Modern ratings now include technologies designed to avoid crashes altogether, such as:

This shift reflects a major philosophical change:
The safest crash is the one that never happens.

Lessons Learned the Hard Way

Several high‑profile incidents reshaped safety testing and regulation:

Each tragedy exposed shortcomings and drove improvements in how safety was tested and rated.

Global Safety Ratings

Safety ratings are now a worldwide effort.

As vehicles are sold internationally, safety expectations have become more universal.

Why Safety Ratings Matter to Buyers

Safety ratings influence:

Consumers increasingly expect safety transparency. High ratings build trust, while poor ratings can damage a model’s success.

In many cases, safety ratings now compete with fuel economy and technology features as top buying criteria.

The Future of Safety Ratings

As vehicles evolve, safety evaluation will continue shifting.

Future ratings will increasingly address:

Crash testing will blend physical tests with advanced simulation, reflecting the growing role of software in vehicle behavior.

Why It Still Matters at Mills Auto Group

Car safety ratings give drivers a clear, trusted way to understand how vehicles perform when it matters most.

At Mills Auto Group, being Trusted for Generations means helping customers make informed choices—not just about style or performance, but about protection. Understanding how safety ratings are developed allows buyers to see beyond marketing claims and evaluate vehicles based on real‑world data and proven standards.

As safety technology continues to advance, these ratings remain a critical bridge between engineering and everyday driving—supporting safer roads for today’s families and the generations that follow.

Closing Scene…

…they pull fully into the garage.

Bentley unbuckles slowly. “I think I get the rules now.”

Grandpa smiles as the lights go out. “You were always meant to.”

They step out together.

The road has taught what it could.
Next, it’s time to learn how the car works.

autohistoryc. “The Role of Crash Tests and Vehicle Safety Ratings after Historic Accidents – Auto History Club.” Auto History Club, 9 May 2025, autohistoryclub.com/the-role-of-crash-tests-and-vehicle-safety/. Accessed 15 Apr. 2026.

Wheels & Motion Editorial. “The Development of Car Safety Ratings: A Historical Overview – Wheels & Motion.” The Insurance Universe, 8 May 2024, wheelsandmotion.com/the-development-of-car-safety-ratings/. Accessed 15 Apr. 2026.