The inventor of Dynamite – Alfred Nobel

If we hear the word dynamite our minds will be fixed on a dangerous explosive, before the Nobel word has always been associated with humanitarian awards, but not many know the owner of the Nobel name who was the initiator and inventor of dynamite, where dynamite is a widely used […]

Who is the Inventor of Petroleum?

Petroleum or crude oil is the main energy source on earth which is the main commodity in international trade. The use of petroleum as an energy source has a bad impact on the environment but even so, there have been many efforts made by humans to preserve the environment by […]

This is the Inventor of the First Motorcycle in the World and Its History

Motorbikes today are one of the most widely used transportation equipment in the world. From year to year, motorcycles continue to experience development both in terms of the form and technology used. In history, there were several figures who were recognized as inventors of motorbikes. But keep in mind that […]

This is the Inventor of Electric Cars and Its History

Electric cars are cars that use electric power through electric batteries as a driver. At present, the big car manufacturers have begun competing to develop electric cars that are known to be environmentally friendly. The famous electric car today is the Tesla electric car made by Tesla Motors. But do […]

The inventor of Electric Fans – Schuyler Skaats Wheeler

Fans are now widely used as coolers and air fresheners and can also be used as dryers. In general, fans can be divided into two types, namely traditional fans, namely hand fans and modern fans that use electricity as a driving force and produce stronger winds. History of the Discovery […]

Who Invented the First Rubber? Here Is An Explanation And Its History

Rubber is a hydrocarbon polymer material that is elastic, rubber is produced from the extraction of several trees that grow in moist climates, such as Para trees (Hevea Brasiliensis) or commonly known as rubber trees which are known to produce sap and become rubbery. Rubber is also one of the […]

HISTORY WAS FOUND REMOTE CONTROL

The remote control has begun to occur to humans since 1893. At that time, an American citizen named Nikola Tesla drew the concept of remote control work. After being stored for a while, it was only in 1950, the picture of Nikola Tesla was successfully manifested into reality by an […]

Inventor of Pencils – Nicolas Jacques Conte

We will not reject the importance of stationery in our lives. Almost everyone needs stationery in their daily life, such as writing or drawing. Especially pencils, we need them almost in every teaching and learning activity. Especially for the National Examination which is often held every year, it requires us […]