Have built electric and LP furnace's for melting aluminum, copper, and brass, also have built a CNC Plasma Cutting Machine. Have a good knowledge of and repair of HVAC, electronics, computers, machinery, welding, casting of metals, aircraft mechanic, repaired commercial kitchen equipment [worked with LP, natural gas, steam, electrical and everything in between]. Built a 24' band sawmill, for 28" diameter logs, trailers, trailer-ed BBQ pit reverse flow smokers, very bright LED under-cabinet lighting systems, custom truck racks and rebuilt a few Jeeps from the ground up. Have many certifications, not bragging I've just been around a while. Always wanting to gain more knowledge.
Now I repair Miller, Hobart and Lincoln engine driven welders for a living.