New course is comming on July 2026
PETS Toolbox Calculator App
Our FREE app is now being used by the ATF during magazine inspections! Reduce your headaches with explosives magazine inventory. This app allows you to easily calculate the net explosive weight…
State Approved Classes for Blasters
Pennsylvania Underground Blasting Course: Industrial Mineral/Mine Opening License Renewal
Complete continuing education requirements to renew your Underground Industrial Mineral and Mine Opening License. This class is approved for 8-hours of continuing education by the State of Pennsylvania Department of…
Colorado Explosive Permit Renewal Course – Register Now!
As a reminder, every 3 years your permit must be renewed with either 16-hours of approved continuing education or re-taking the state exam. Petr Explosives Group is offering our Practical…
Petr Explosives Group and Education Foundation offering new explosives program for engineers and blasters to learn more about the explosive industry.
We are proud to announce that learning about the commercial explosives industry is here! You can learn and advance your knowledge and understanding of what you have to know to…
Explosive Engineering in Action!
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…
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