Examlex
____ is the standard number found on the electrode or electrode box, such as E6010, E7018, E316-15, ER70S-3, or E70T-1.
Sudan IV
A lysochrome (fat-soluble dye) used in histology to stain lipids, triglycerides, and lipoproteins in cells and tissues.
Colorimetric PH Indicator
A chemical compound that changes color in response to changes in pH, used to determine the acidity or alkalinity of a solution.
Neutral Substance
A chemical compound that is neither acidic nor basic in nature, often having a pH level of around 7.
Acidic Substance
A substance with a pH less than 7, which donates hydrogen ions when dissolved in water.
Q4: On thick metal, a _ diameter filler
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Q52: In SAW, the molten weld pool is