The Chemistry of the Coronation Crowns: Infographic

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The Crown Jewels of the United Kingdom housed in the Tower of London are fascinating to look at. The Coronation Crowns in the collection are some of the wonderful crowns in the world. While visiting the Tower of London one does not feel like enough time was spent to admire the jewels due to the moving conveyor belt system. With that said, I came the below infographic that shows the amazing amount of precious stones present in three of the imperial crowns:

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Source: Compound Interest

It would be an interesting task to calculate how much it would cost to build one of these crowns taking into account the cost of all the stones and other materials involved.

Submarine Cable Map of the World

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Have you ever wondered how many under sea cable lines are there in the world? How does communication tools such as the internet, phone systems work great across most of the countries? I came across a wonderful site that shows in realtime the submarine cable networks in the world. For instance, the Greenland Connect network connects Greenland to Iceland. Similarly you check out the lines that connect any country to another by clicking on the link below.

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Source: SubmarineCableMap.com

On the Use of Robots in Manufacturing by Country

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The International Federation of Robotics (IFR) publishes a report each year on the use of robots in manufacturing in countries around the world. According to the latest date, Korea is the top country for industrial robots use with about 1,000 per 10,000 workers in manufacturing industry. Singapore came in at second followed by Japan and Germany as shown in the chart below:

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Source: IFR report via China using industrial robots at 12x US rate, Asia Times

China’s usage rate is 322 robots while the US is lower at 274 robots per 10,000 workers.

In terms of robot adoption, Asia leads the world. The US rate is again lower then other peer countries like Germany which is a high-wage country.

Source: IFR report via China using industrial robots at 12x US rate, Asia Times