It is now unthinkable to live without electrical and electronic devices. They are used in houses and offices, but also companies and businesses.
Until recently, renewable energies sources were an expensive choice that governments in industrialized countries had to finance to show their will to change to clean energy.
In a world governed by electronic devices, one of the problems faced by consumers concerns programmed obsolescence.
Even when they are turned off led bulbs may begin to produce a bright flicker and blink for a few minutes. How can you solve this problem?