As the advantage of MacLean's container system became apparent, bigger ships, more sophisticated containers, and larger cranes to load cargo were developed.
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McLean, first an American truck driver and later a businessman, developed the modern intermodal shipping container.
The development of standardized shipping containers significantly reduced the cost of transporting cargo across the world.
Iron is the fourth most abundant element in the Earth's crust, and is found as an ore called Magnetite. Iron is crucial for creating steel, which is required for countries which are undergoing industrialization.
While we humans mine a lot of sophisticated metals like Aluminum and Titanium, Iron forms the skeleton of modern infrastructure.
He was a 15th-century German goldsmith and inventor and is known for creating the first metal movable-type printing press.
Gutenberg's inventions included a process for mass-producing movable type, the use of oil-based ink for printing books, and adjustable molds.
The Vikings were groups of traders, explorers and warriors that came in their ships. These travellers(The term Viking refers to a pirate) discovered the Americas much before Columbus, along with a host of other places across the globe, due to their seafaring occupation.
In many stories and history books, these people are attributed as ‘bad people’ who come for looting treasures and for women, but in reality, their motives and cultures are richer and more diverse.