What should we do if we don’t have lamps for our life? The lamp technology that brings the light in the night is one of the human technologies that very helpful for the human daily activities. The lamp has been found in the ancient time. In the ancient time, the lamp that used to light up the night is usually torch. The torch that made from the wood is very helpful to show the way in the dark area. In the ancient time, the torch is usually use to light up the dungeon or for hunting in the forest. The torch can hold up to 2 hours depend on the material or the wood used.
In the middle age, the torch increasing from only use the wood become using the fish oil to increase the durability of the torch to lighten up. The fish oil can increase the time of the torch up to 5 hours. This condition is very helpful in that time.
Increasing highly, the invention of the lamp by Thomas Alfa Edison make the electric lamp make a huge improvement for the human. The durability of the electric light that can stay up to many hours or may be up to six month, make the electric lamp is one of the favorite lamp use in the human daily activities. The electric lamps that can modify into many shape also become one of the factors that make the electric lamp become the favorite one. The electric lamp is also easy to use. Different from the torch or the oil-wood torch, to use the electric lamp is just in one click. We just need to operate the electric switch that gives the electricity to the electric lamp. But, the lack of the electric lamp is the electric lamp can only use when the place is powered with the electricity.
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