Three people died from "suffocation" while washing a car? How to ensure safety when working in a confined space?

Car washing can also lead to suffocation and death???

According to the official website of Anhui Provincial Emergency Management Department

Around 10:00 on January 11

A car wash shop in Xinmaqiao Town, Guzhen County, Bengbu City

When cleaning a tank truck

The tank truck driver and two car wash workers were suffocated.

3 people died after 120 ambulance rescue efforts failed

Why do people suffocate in tank trucks?

Tank Truck

It is a closed space

There are often some toxic and harmful gases left.

A large amount of sewage is generated during the cleaning process

Like this

Closed or partially closed

Import and export restrictions

But people can enter

Not designed as a permanent workplace

Poor ventilation

It is easy to cause the accumulation of toxic, harmful, flammable and explosive substances

Insufficient oxygen

Space

that is

Limited Space

To ensure the safety of confined space operations

Let’s take a look at this comic together~

Today's Tips

Source: Publicity and Education Center of the Ministry of Emergency Management