Welding Training: Learning Underwater Welding Work Welding training now includes underwater welding work. Learn more about the technological advancements, innovations, and opportunities in underwater welding. https://ptt.edu/blog/welding-training-innovations-in-underwater-welding-technology/ Related Tags: types of welding, welding classes, welding class, welding companies, fabrication welding process in philadelphia, welding school near me in philadelphia, welder apprenticeship programs in philadelphia, welding philadelphia, welding trade School in Spring garden, Welding Trade Programs in Spring garden, welding certification training Institute in Spring garden, welding course in Spring garden, welding trade School in Wynnfield Heights,