to safe guard people and property of electrical and fire hazards
NFPA
It is a set of standard practices called the "National Electrical Code"
NEC is a common computer monitor manufacturer but I have never heard of them making laptops until now. Their monitors are usually considered low end, budget models so I'd assume that their laptops...
They are a manufacturing and research company in the technology field. They are among the top 20 semiconductor manufacturers in the world.