_________ is surface initiated cracks caused by environmental cracking of 300 Series SS and some nickel based alloys under the combined action of tensile stress, temperature and an aqueous chloride environment. The presence of dissolved oxygen increases the propensity for cracking.
Metal dusting is preceded by ________ and is characterized by rapid metal wastage.
The accepted way to test for temper embrittlement is ________.
A prime location for erosion is: