 He developed a ski wax that was one of the most used in the 1940s and 1950s.In 1942 his wax boiler in Malung burned down, destroying many of his recipes and ongoing experiments, and to continue his work he joined the Astra company.Here, he developed Swix, one of the first synthetic waxes, which became commercial in 1946, and was used at the 1948 Olympics.