Ochroma 5th and 6th generations of the Chevrolet Corvette had floor pans composed of balsa sandwiched between sheets of carbon fiber reinforced plastic. Norwegian scientist and adventurer Thor Heyerdahl, convinced that early contact between the peoples of South America and Polynesia was possible, built the raft "Kon Tiki" from balsa logs, and upon it he and his crew sailed the Pacific Ocean from Peru to the Polynesian Tuamotu Archipelago in 1947. However, the Kon Tiki logs were not seasoned and owed much of their (rather slight) buoyancy to the fact that their sap was of lower density than seawater. This serendipitously
Knut Haugland museum manager. He also received the Defence Medal with three stars. Knut Haugland Knut Magne Haugland, DSO, MM, (23 September 1917 – 25 December 2009) was a resistance fighter and noted explorer from Norway, who accompanied Thor Heyerdahl on his famous 1947 "Kon-Tiki" expedition. Haugland, born in 1917 in Rjukan, Telemark, Norway, took his examen artium in 1937, qualifying him for university study. In 1938 he enrolled in military radio studies and afterward joined the Norwegian Army. In February 1940 he was stationed in Setermoen, and soon fought in battles near Narvik as a part of the Norwegian Campaign against