Soil corrosion appears as external thinning with localized losses due to _________.

SSC is a form of hydrogen stress cracking resulting from the absorption of ________ that is
produced by the sulfide corrosion process on the metal surface.

_________ of the amine system is the most effective way to prevent amine corrosion.

The grain size has an important influence on the high temperature ductility and on the reheat cracking susceptibility. A ________ grain size results in _______ ductile heat affected zones, making the material more susceptible to reheat cracking.

Dissimilar weld metal cracking can be aggravated by _______.