Steel is Absorbent

Take your personal data back with Incogni. Use code SCIENCE at the link below and get 60% off an annual plan: https://incogni.com/science High Temperature Hydrogen Attack (HTAH) is a problem in the fertiliser industry and others when bubbles of methane form in steel. I use Non Destructive Testing (ultrasonic scanning) to see them. Here's why it happens. Evident Inspection Technologies (now part of Wabtec Corporation): https://evidentscientific.com for all your non-destructive testing needs! Y