Everything created by man has their own roles in improving the life of human beings. Take for example the existence of stoves, just imagine how life will be if stoves weren’t built and invented by human beings. People will have to cook using bonfires and other improvised material that they can get to aid up cooking time. It will consume a lot of time especially since a normal man eat heavy meals three times a day and somehow three to four snacks, depending on the appetite of the person. Also when it comes to sending options it also improved a lot. Take for example back then people have to send through snail mail now they can send it through internet and even just call them with the use of phone. But if you need to send important documents then good thing man created security seals. It helps in protecting thieves to access what is inside the document or package. Good thing security seals will always be there.