How to do - Why

How to know if it is an original mobile or a copy?  Discover the aspects to take into account in order to differentiate them easily. One problem that you have surely heard on occasion is that a user  has bought a phone that has turned out to be a copy  .  It is a problem that occurs when you buy high-end models with large discounts.  You think that you are acquiring a high quality mobile, but in reality they give you a copy.  Besides being very annoying, it can also become a scam. Luckily, there are some ways  to distinguish these copies of an original mobile  .  In this way we avoid falling into these scams, which can cost a lot of money.  It is not a unique method, but there are certain aspects that we must take into account and observe Design The first aspect that we should value   is the design of the telephone  .  If there is a mobile in which we are interested, we will have looked at...

We have all heard the story that in ancient times salt was so valuable that it was used as a means of payment, when humans began to trade, they used barter, that is, the exchange of one product for another, but a problem arose:  What happens if you have something that I do not want or I have something that you do not want? ", Because of this, the idea of ​​using something that we all recognize as" useful "arose, and the salt began to be used. Now, today, we all know that g lod is valuable, but why?  Why not another?  We have 118 elements in the periodic table.  The answer is incredible: BECAUSE YES. Gold has no value on its own, we humans gave it arbitrarily, but WHY?  For this you have to see the periodic table: Our goal is to find a material: Easy to transport (not like uranium) Easy to measure, to divide, to stack (not like water, I never heard someone say "I have 3 waters") Stable, do not react to contact anything (such as chlori...