Safety rope life rope

baby

sha-0128

26 Views

[Popular Science] Jumping on one leg can save lives! Step voltage electric shock accident

qingtingdongmancg

19 Views

Colorless and odorless poisoning accident

qingtingdongmancg

5 Views

Elevator safety, popular science (Part 2).

qingtingdongmancg

1 View

Water heater safety tips

qingtingdongmancg

2 Views

Elevator safety, popular science edition (Part 2).

qingtingdongmancg

3 Views

Too scary! The worker was buried in an instant! Let's take a look at the blind spots of large vehicl

qingtingdongmancg

0 View

"Man-eating" conveyor belt

qingtingdongmancg

0 View

Hidden danger + violation =?

qingtingdongmancg

1 View

Explosion caused by cutting petrol barrel

qingtingdongmancg

0 View

Sad! Another coal mine support accident, all bloody lessons!

qingtingdongmancg

1 View

Gasoline refilling static electricity fire accident

qingtingdongmancg

2 Views

Is this a dimensionality reduction attack?

qingtingdongmancg

0 View

The leader is so stupid and bold that he is pissed off!

qingtingdongmancg

0 View

Emergency Science Popularization: Safety and Emergency Knowledge of Heavy Rain and Flood

qingtingdongmancg

0 View

Grinder explosion accident

qingtingdongmancg

3 Views

Elevator safety, popular science (Part 1).

qingtingdongmancg

0 View

Wood hitting people

qingtingdongmancg

3 Views

Propane gas explosion

qingtingdongmancg

3 Views

Roll Puller

qingtingdongmancg

0 View