Types of batteries - energy as an element of life
It's hard to live without energy-powered devices. They accompany us at every step. Home appliances and electronics at home, electric cars, street lights turning on after dark, computers which are almost everywhere. Modern people are so used to energy-powered devices, that when the power goes out, they mostly don't know how to deal with it. A power outage prevents you even from shopping! Cashiers cannot work without it. There are a lot of devices which are also powered, but they don't have to be connected to electricity, their needs are not that great. You just need battery power to enjoy their full usefulness. It is extremely functional, because such devices can be used almost everywhere. The flashlight will work in the woods, a portable radio will be great on a vacation trip away from civilization. The milk frother will easily work in the back room of the office, and the mood at home can be built thanks to a light chain. All of those devices are powered by batteries. The ubiquitous mobile phones also have a battery. It is impossible to count all the devices which work thanks to batteries. Different power consumption and various sizes of portable devices working with this type of power supply had a huge impact on creating a wide variety of types of batteries.