Mostly lawn mowers and tractors trailors are the two most important parts that need alumium radiators. They are pretty expensive if one of these parts breaks.
Only for vehicles that require type A.Only for vehicles that require type A.
No. Most heavy duty trucks and heavy equipment requires software for which an OBD scanner for light duty vehicles is not compatible, and usually also require an RP1210 Diagnostic Link Adapter.
The type of industries that would require the use of heavy machinery are construction of road, houses and buildings, Heavy equipment refers to heavy duty vehicles which are designed for construction tasks.
All vehicles require an emergency break.
Lights
If they're repossessing vehicles which require one, or operating vehicles which require one in the course of their operations, yes.
There are many bushings in most vehicles. Some can be replaced easily and some require special tools and equipment. It all depends on what year, make, model and bushing you want to replace.
Professions that require you to carry heavy equipment are welding, construction workers, petroleum engineers.
Yes. Driving a vehicle without proper endorsement is the same as driving with no license at all. However, with US law, vehicles which do not fall into the requirements for the operator to possess a CDL do not require any special permissions to operate air brake equipped vehicles. Motor homes, farm use vehicles, firefighting equipment, military equipment (operated by military personnel in the course of their duties), and vehicles under 26,000 lbs. GVWR (so long as they are not carrying hazardous materials or more than 15 persons), do not require a CDL, and thus do not require any special permissions to use air brakes (on a US licence, there is no air brake endorsement - only a restriction placed on CDL licences if you do not meet the testing requirements).
Activities that require special and potentially expensive equipment include football and ice hockey (apex)
Generally, most states require that all all original safety equipment equipment be functional. The laws in each state are controlled by their individual legislators.
Almost all.