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.
Full Definition of DISCOVERY. 1. a: the act or process of discovering b (1) archaic: disclosure (2) obsolete: display c obsolete: exploration. 2.: something discovered. 3. : the usually pretrial disclosure of pertinent facts or documents by one or both parties to a legal action or proceeding. See discovery defined for English-language learners.See discovery defined for kids. something discovered. 3. : the usually pretrial disclosure of pertinent facts or documents by one or both parties to a legal action or proceeding. See discovery defined for English-language learners. See discovery defined for kids.