Two-second rule two seconds as inadequate, and recommend a three-second rule. German law requires a minimum 0.9 second distance but when tested under relaxed conditions researchers found that their test subjects spent 41% of the test time at following distances under 0.9 second. The United States National Safety Council suggests that a three-second rule—with increases of one second per factor of driving difficulty—is more appropriate. Factors that make driving more difficult include poor lighting conditions (dawn and dusk are the most common); inclement weather (ice, rain, snow, fog, etc.), adverse traffic mix (heavy vehicles, slow vehicles, impaired drivers, pedestrians, bicyclists, etc.), and
Rule/Sparkle the Honda Zest Spark, while "Rule" was used as the international theme song for the 2009 adventure film "Dragonball Evolution". "Rule/Sparkle" was released on February 25, 2009 by Avex Trax and Avex Taiwan in three different versions: two different CD editions and a CD and DVD version. Both CD version features two remixes of "Rule" while the first version features two remixes of her single "Green" and the second features two remixes of her single "Days". Akira Toriyama, the creator and manga artist for the "Dragon Ball" series, was commissioned by Avex Trax to draw an illustration of Hamasaki, which