I wonder how Nokian fits in there. I just bought a set of WRs. They say it 's made of HA-free (high aromatic) oils.

http://www.nokiantyres.com/raw-materials

Mods: EV mod, VVT-i emblem, sport pedals, OEM cargo mat, JDM Prius interior footwell lighting, Sylvania Silverstars 9003ST, DICE iPod kit, OEM all-weather mats, TomTom ONE v2, LED licence plate lights.