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
Japanese punctuation direct HTML equivalent is the codice_1 entity (em-space) which outputs the same fullwidth " " glyph. A fullwidth space may be used where a colon or comma would be used in English: ("Yamato Bank, Osaka Branch"). The resembles a lengthened tilde , which does not exist in JIS X 0208. Uses in Japanese include: The Japanese versions of these punctuation marks are usually full-width characters. A full-width space is usually left after such marks when writing in Japanese. The consists of two equally sized dots centered on the same vertical line. As a rule, a colon informs the reader that