The best pens for journaling, note-taking, drawing and more, approved by authors and editors

Get expert recommendations on the best pens to use from writers and authors. Shop pens from BIC, PaperMate, Sharpie and more ...
The Fabricator

Six steps to create predictable job flow in the press brake department

The press brake department has been called the heart of precision sheet metal fabrication. What happens there affects what ...
Hydrocarbon Processing

Sizing pressure relief piping systems: Dual isenthalpic-isentropic flow

In pressure relief systems, accurately estimating temperature changes during fluid flow is vital for relief piping ...