Zetta- the 6th letter of the modern and classical Greek alphabet, denotes a value of seven (7) when used as a numeral. Examples: Zetta- Zetta is a decimal unit prefix in the metric system denoting a factor of 10 or . The prefix was added as an SI prefix to the International System of Units (SI) in 1991 and has the symbol Z. Zetta is evocative of the Latin numeral , meaning "seven". Therefore it was used to denote the seventh power of 1000. A prefix of the same value, "hepta", was informally introduced a few years before the promulgation of
Nissan EXA The vehicle sports numerous special accessories, including a soft top made from a special insulating material to keep out the rain and heat, and a rear window made from organic glass to ensure high visibility. In September 1983, Nissan Australia released the two-door Pulsar EXA coupe with the 1.5-liter turbocharged engine. This model develops at 6500 rpm. Released in 1986, the N13 EXA was marketed in Japan as the "Nissan EXA" and in North America as the "Nissan Pulsar NX". It was offered in only one bodystyle, but could be converted into a coupe, a targa, a cabriolet or a