Spot WeldingSeam WeldingFlash WeldingProjection WeldingButt WeldingMissing WeldUndersized WeldStuck WeldExcessive IndentationExpulsion or Burn-ThroughCracks and HolesMislocated or Edge WeldsSheet Metal DistortionExtra WeldsInconsistent WeldsBrittle WeldsNon-Round WeldsPoor Class A AppearanceStuck ElectrodesInterfacial Separationother (please explain below)