The Inca referred to their empire as Tawantinsuyu, the four suyu. In Quechua, tawa is four and -ntin is a suffix naming a group, so that a tawantin is a quartet, a group of four things taken together, in this case representing the four suyu (regions or provinces) whose corners met at the capital.
Key Features. FABOOL Laser CO2 is the world's largest ready-to-assemble laser cutter and engraver. It uses high-power 40W CO2 laser tube, has the cutting area as big as 60cmÃ44cm, and costs less than $3,000. High Power for Affordable Price
Currently, the largest fusion reactor in the world is the Joint European Torus (JET), a tokamak based in England and supported by the European Union. JET was commissioned in the 1970s and first came online in 1983 and successfully produced plasma, the first step in achieving fusion.