Step through time and observe how miners of the past initiated blasts, as well as how initiation systems became safer and more reliable.

From Greek fire to packaged emulsions, explosives morphed dramatically over two millenniums into the sophisticated solutions available today.

P&Q debuts a four-part series with a reflection on drilling’s centuries-old history and an exploration of exciting technology to come.

Violence factor is a revolutionary KPI that managers can quickly use to assess blast performance.

Powder factor design, which does not provide any indication of breakage, muck pile characteristics or environmental considerations, is a dated approach that ultimately costs producers.

Read about the true influence rock strength, rock structure, velocity and powder factor have on a quarry blast’s effectiveness.

This feature story explores modern blasting products, including the function and selection of explosives based on properties and cost for your blasting process.

Knowing how to control a blast's effects is critical for your operation. Fortunately, basic principles emerged more than 50 years ago to simplify setup.

Part 1 of a four-part Pit & Quarry series reflects on practical blasting concepts put forth more than a half-century ago, and how they remain highly relevant to aggregate producers today.