Interesting Things About Traffic Lights

You can easily find the best San Francisco Party Bus and you can also easily spot a traffic light in every city or town. However, fewer facts are known about these lights. In this article, I will list 10 interesting things about these fascinating lights you would want to know.

1. There was no yellow light until the 1920s.
Before the 1920s, only two traffic lights existed, red and green lights. This means that drivers didn’t get a warning signal to slow down. This led to numerous accidents on busy and noisy intersections. The yellow or amber signal was introduced in 1920 by William Potts, who was a Detroit police officer. This light was meant to warn drivers.

2. Do you know why the red color was chosen to represent “stop”? Although there’s scanty evidence as to why green and red colors were chosen to represent “go” and “stop”, science has proved that red was chosen for “stop” because it can be seen further away than green as it has a longer wavelength.

3. Do you know where the oldest traffic light is? It’s in Ashville, Ohio. It was installed in the year 1932. It still continues to operate since it was installed, directing drivers in the town’s museum.

4. Rumors have it that the future traffic lights will be able to sync with your phone, or even communicated to your car. While many people would think that the traffic lights haven’t evolved over the decades, many changes have taken place such as the introduction of LED traffic lights. A Korean firm is currently designing traffic lights which will display news headlights to prevent drivers from using their phones. Another England’s Newcastle University is testing a system that might talk to your car’s navigation system.

5. Leicester city is believed to have more traffic lights than any other city in the UK. Also, it was the first city that deployed both traffic wardens and traffic lights to monitor unsuspecting motorists.

6. Some urban people have a myth that you can drive past a red traffic light if they seem damaged or stuck on red. This is not true. The law says that you can’t drive through a red traffic light unless directed so by a traffic officer. If you commit an offence of driving through stuck red lights, you will be prosecuted and will be needed to prove that they were faulty. This will be pretty difficult.

7. Some vehicles can drive through red traffic lights. These include ambulances, police vehicles, emergency service vehicles, among others. Some countries have an override that will change traffic lights from red to green to allow emergency services to pass safely.

8. The basic three-way traffic light system is owned by the General Electric, who bought it for about $40,000 from a person known as Garrett Morgan. This system was later improved by adding the amber signal. Garret Morgan is also the person who invented a gas mask in the year 1922, and his two inventions are credited for saving thousands of lives.

9. The use of the traffic lights green for go, red for stop, and amber for warning originated with railway signals.

10. The first traffic lights to be designed were manually operated; The gas-lit signal was put up in the year 1868 outside the Houses of Parliament in Westminster.

The Weather!

The weather is one of the most interesting parts of life. What makes it interesting is the fact that it keeps changing depending on the different geographical location, time of the year and the continent. It is because of this changes that the characteristics of weather such as the wind, sunshine, and temperatures vary from time to time.


The 10 interesting things about the weather include;


1. Clouds and the different types of clouds


There are four main categories of clouds. Clouds are usually formed when water vapor from the earth’s surface condenses upon reaching cool air. They include stratus, cumulus, cirrus or nimbus. These four can further be divided into other sub-division. The different types of clouds can be significant in helping to predict the weather.


2. Windiest place on earth


Commonwealth Bay in Antarctica is the place that was recorded as the windiest place on earth. It was recorded as having a wind speed of 200mph. It is important to not, however, that the wind speed might also be very high in circumstances such as when there is a tornado.


3. Highest temperatures


Temperature is one of the characteristics of weather that changes from one place to the other. Consequently, different geographical regions have different average temperatures. The highest temperature ever recorded was in Al’Aziziyah Libya with 58c (136F) in 1922.


4. Lowest Temperature


The lowest temperature that has ever been recorded on earth was -89.2 C at Vostok station, Antarctica in July 21, 1983.


5. Rainfall


The highest rainfall ever recorded within twenty four hours was 182.5 centimeters in La Reunion, a French island. However, within the period of one year, the highest rainfall in the world was in Cherrapunji India with 25.4 meters.


The fastest raindrop can fall at a speed of 18mph.


6. Lightning


Lighting can travel at a speed of up to 136, 000 mph. At that speed, the bolt of lightning can be hotter than the surface of the sun with temperatures of 30, 000 C. It has been reported that 9 out of 10 of these bolts of lightning usually hit on earth. Ball lightning, experienced during storms, moves much slower but is larger than the normal lightning with a diameter of 8 feet.


7. Thunderstorms


There are 1,800 thunderstorms happening on the earth’s atmosphere at any every day. They are usually characterized by lightning and thunder. In the USA alone there are over 100, 000 thunderstorms every year. The intensity of the storms usually vary with others being more dangerous that the others.


8. Snow and Ice


If all the ice present in Antarctica melted, it would result in the ocean levels rising by approximately 220 feet. This is because 98 % of Antarctica is covered by Ice which are averagely 1.9 kilometers thick. Snow is usually common over winter. The highest snowfall that has been recorded so far within a year was in Mountain Rainier, Washington at 31.1 meters.


9. Tornadoes


Tornadoes are more common in the USA than in any other country in the world. They are more common in Texas, Oklahoma, Florida and Kansas. Their strength is usually measure by an instrument called Fujita Scale. They can last for about 15 minutes.


10. Hurricanes


Hurricanes can leave 6 feet of rain across a region where it happens. Hurricanes are usually divided into categories ranging from category 1 to 5 with 5 being the most severe.


To conclude, there are so many interesting facts about the weather that you will get to learn about as times goes by.





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Garbage Trucks

Garbage truck or dustcart alludes to a truck uniquely intended to gather substantial municipal waste and pull the gathered waste to a big waste treatment office, for example, a landfill. Other primary names for this kind of truck incorporate waste truck in the United States, and junk truck, receptacle wagon, dustbin lorry, canister lorry or container van somewhere else. Specialized names include waste gathering vehicle and decline accumulation vehicle. These trucks are a typical sight in most urban territories.

Garbage trucks have advanced from horse-attracted wagons to clean-consuming trucks with mechanical arms, created for solace and accommodation notwithstanding need. At the point when at one-time garbage gathering was a powerfully physical occupation, a building has now figured out how to make the employment less work concentrated, enhancing effectiveness.

Examinations are best when you give the truck number or vehicle plate number, sanitation area, and the time and place of an event. All City sanitation trucks are white.

You can likewise report clamour from a private garbage truck. This incorporates commotion from any piece of the truck, however not clamour from workers. If conceivable, you ought to give a portrayal of the truck, the tag number, and times the commotion happens.

Garbage Trucks: Background

While there is no strong proof on when garbage trucks initially arrived, the most punctual confirmation of them showed up in 1920s Britain. Before that, Western Culture at long last chose garbage pickup was a well-being and sanitation need, and steed drew wagons toted the garbage.

The first garbage trucks conveyed an open repository for garbage stockpiling, however, these soon advanced to shut truck frameworks with the goal that garbage wouldn’t take off. Scent, flies and various vermin likewise tested the garbage accumulation industry. Before the decade’s over, engineers concocted “containers” that labourers stack at midsection le, facilitating the physical weight of the garbage authorities. The tank advanced to the turning trucks, which incorporated an inner gadget that would help equitably appropriate garbage in the truck.

By the 1950s, garbage gatherers were utilising trucks that get the garbage holders – trucks that we are most comfortable with nowadays – and the advancement proceeds. A significant number of the present garbage trucks are worked to keep running on clean fuel, and designers concentrate on solace to expand profitability.

Garbage Trucks: Types

There are more than 179,000 garbage trucks out in the city, gathering garbage from 75 million homes. Roughly 90 percent of these vehicles keep running on diesel. There are a few sorts of garbage gathering vehicles, including those that get the move off compartments, those that heap from the front, back or agree with mechanical arms, and reusing trucks. The most widely recognised sizes are 20, 30 and 40 yards and a few makers are competing for clients.

Garbage Trucks: Considerations

Garbage trucks at their least expensive are about $35,000 starting at 2010. However, the value shoots up from that point, contingent upon highlights. A significant number of these organisations offer to back, utilised parts and even utilised vehicles. There are even organisations that will enable you to “manufacture” your custom garbage truck contingent upon your requirements. Air and commotion contamination keeps on testing the producers of garbage accumulation trucks, and developments that deliver these issues keep on emerging.

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