Various U.S. military units and services began fielding the ACH 2003. Lighter than the previous PASGT infantry helmet, the ACH features a pre-drilled Night Vision Goggle (NVG) bracket hole.

Ben Gran is a freelance contributor for Forbes Advisor on banking. He also writes for The Ascent (a Motley Fool service), where he covers insurance, credit cards, personal finance and investing.

Amy Nichol Smith spent more than 20 years working as a journalist for TV and newspapers before transitioning to software and hardware product reviews for consumers and small businesses. She has ...

Available in most sizes and pocket configurations. Average Efficiency (measured on electrostatically charged media) at 0.4 micron = 80%. Minimum velocity required: 1.2m/s. Rating to ASHRAE 52.2 Test ...

FOX31 Newsletters: Sign up to get breaking news sent to your inbox A spokesperson for ACH operator The Clearing House told The Hill that there was a “processing issue” with a single file that ...