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In Sweden, the general warning sign has only a vertical line instead of exclamation mark; this model was used also in many other European countries until the 1990s. In the United States and other countries using diamond-shaped signs, the explanatory language is often written directly on the diamond-shaped sign, although it may contain only a ...
Road signs in North Korea differ by locale. Most of the time, they tend to closely follow China in design (but identically), and some road signs are unique to North Korea (such as an exclamation mark drawn on another sign to indicate other dangers), so they never appear elsewhere. The font used for Latin letters appear to be the same as in China.
Tape with yellow and black diagonal stripes is commonly used as a generic hazard warning. This can be in the form of barricade tape, or as a self-adhesive tape for marking floor areas and the like. In some regions (for instance the UK) [1] yellow tape is buried a certain distance above buried electrical cables to warn future groundworkers of ...
The number of road signs has increased to 36. All signs received a yellow background. In 1968, the Convention on Road Traffic and Road Signs and Signals was created in Vienna. On 8 November 1968, the Soviet Union signed the Vienna Convention on Road Signs and Signals, and on 7 June 1974 ratified it.
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Washington state, particularly Seattle, used a flashing yellow ball in the left-turn signal for the same purpose. Seattle also used a four-lamp signal at about 20 locations, with a red ball, a steady yellow ball, a flashing yellow ball, and a dual-mode yellow and green arrow; during the permissive turn, the flashing yellow ball was displayed. [26]
An X often marks a hazard or tree to be removed. Circles and dots can mean trees to take, but sometimes they mean trees to leave. Numbers on trees are usually to tally them before a harvest.
A group of tell-tales showing lights for "brake fluid", "stop lamp" and "check engine" Graphical tell-talesA tell-tale, sometimes called an idiot light [1] or warning light, is an indicator of malfunction or operation of a system, indicated by a binary (on/off) illuminated light, symbol or text legend.