Do you know the purpose of gas meter arrows or extra fabrics attached to your clothes’ seems? If you think that they are of no importance and reading this stuff is a waste of time, you are dead wrong. As a matter of fact, many household objects that we all handle day by day hide cunning secrets and tricks. For some unknown reason makers of these items presume that the intended purpose of these features is quite obvious and does not need any explanations.
Well, there is one of two options: either we are getting stupid or our manufactures are getting cleverer. If you want to reject this statement, you would rather find out about the “palpable” purpose of features and fixtures that you encounter in your everyday life.