Відео

A lot of people/work places don't realize they're on the edge of catastrophe, and they mostly get away with it.

Carolyn Merritt is a she. Other than that, very good.

Good training 👍

wow this channel is awesome

Good

What are conditions necessary for A secondary Explosion to occur?

Fantastic training

this guy is gonna burn the buliding down

This makes me more scared, damn it

extremely good material

Sir need to wear safety goggles

Good training