Andrew Roberts &Diane Cardwell,current York Times
It's a question that inventors believe been tackling for decades. No one wants the fridge, or the hospital, and going on the blink when demand surges or the power plant needs repairs.
It turns out to be a surprisingly tricky question to retort. nowadays,with the rise of green energy sources like solar and wind, the need for industrial-scale energy storage is becoming ever more vital to make sure there's power even after the sun sets or the breeze dies down.
Source: realclearenergy.org