PENETRATION TESTING AND RISK ASSESSMENTS IN FLORIDA FUNDAMENTALS EXPLAINED

I used to be advised to work with a "entire toughness penetration weld". I would have considered a thing just like a butt weld could get the job done. What kind of a weld is it? Butt weld? Fillet? What does "whole strength" and "penetration" mean?Florida's local climate differs from subtropical while in the north to tropical during the south. It's