When the tip disintegrates, it melts and helps solidify the weld to the base material. Arc studs range from a #8 to 1 1â4  diameter. The lengths are variable from 3/8 to 60 (for deformed bars). Arc studs are typically loaded with an aluminum flux ball on the weld end which aids in the welding process.
Quoted from wiki: Inevitable discovery is a doctrine in United States criminal procedure that allows evidence of a defendant's guilt that would otherwise be considered inadmissible under the exclusionary rule to be admitted into evidence in a trial.
Monroe doctrine a principle of US policy, originated by James Monroe (1758â1831), American Democratic Republican statesman, 5th President of the US 1817â25. The Monroe doctrine states that any intervention by external powers in the politics of the Americas is a potentially hostile act against the US.