Zetta- 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 zetta. It was formed from the Greek (), also meaning "seven". "Hepta" never received official sanction and is obsolete. Zeta (), although
Nissan EXA front bumper. In 1991, Kodak had a competition for five fully optioned Series 3 Nissan EXAs. The Kodak EXAs featured an exclusive pearlescent yellow paint scheme. In 1988, a 1986 EXA was offered in a competition to win that had been used on stage for a Kylie Minogue concert, it was original a grey/white colour but was painted pink for the competition, this EXA still exists and lives in Queensland registered today. The North American Pulsar NX was offered in two trim levels: the XE (1.6-liter E16i in 1987–1988 and 1.6-liter GA16i in 1989–1990) and the twin-cam, SE (1.6-liter CA16DE