Monthly Archives: August 2021

In-Person Practical Explosives Training School (PETS) We are looking forward to our upcoming Practical Explosives Training School (PETS) 16-hour general explosives courses. This course will be held in-person on November…

Dr. Vilem Petr has been teaching the Practical Explosives Training School (PETS) course Colorado blasters to renew their license for over 10 years. We thought is was due time to…