Some automobile manufacturers have recently developed a leaf spring that is constructed of a composite material similar to plastic in order to provide a softer type of rear suspension.
Flight time from New York to Reykjavik is 5 hours 30 minutes. Non-Stop flight duration from JFK to KEF is 5 hours 30 minutes (Operated by JetBlue Airways).
The flight time from New York to Tokyo is about 13 to 14 hours. Because of the wind, this route takes longer. With Japan 14 hours ahead of NY, and a flight time of 14 hours, a traveller would arrive in Japan at a local time 28 hours after departure time (1 day and 4 hours).