He pumps petrol from trees
This article is over 5 years old, and the information may therefore be outdated. The expression “Sweden’s green gold” has a new meaning. Forests are now not only to provide timber and paper – but also save the climate. Chemical engineering researcher Christian Hulteberg has managed to transform a residual product from pulp manufacturing into a liquid that is chemically identical to petrol. The pla
https://www.staff.lu.se/article/he-pumps-petrol-trees - 2026-04-29
