samsung’s recall: the problem with lithium …

Samsung Electronics announced on Friday that it would recall two.
The 5 million Galaxy Note 7 smartphone was found after a battery defect that caused the fire.
This is the latest problem with lithium.
Ion batteries are the core power supply for most modern devices. Q.
What is lithium-ion battery? A.
This is a powerful, lightweight battery that includes lithiumion particles. Lithium-
The ion particles in the battery move back and forth between the negative and positive electrodes while charging and discharging.
For companies in Silicon Valley and Detroit, the advantage of the battery is not to take up too much space, and can quickly and repeatedly charge without running out.
What are they using?
You may encounter these situations every day.
There are applications in smartphones, laptops, electric cars, airplanes and even e-commerce. cigarettes.
Of course, planes and cars are much larger than those in mobile phones.
What\'s wrong with lithium-ion batteries?
Make sure lithium-
Ion particles can be easily moved between electrodes, volatile and flammable compounds pressurized inside the battery.
The problem is that it generates heat when the battery is charged and charged.
If the heat is not properly controlled, it causes the compound inside the battery to catch fire and even explode.
If there is something piercing the battery, these compounds may become equally unstable.
What happened to Samsung mobile phone?
Samsung says it believes the problem comes from \"minor defects\" in battery production \".
One theory is that a component inside the battery is not coiled properly, causing more pressure.
What does the recall include?
Samsung said it will replace phones in 10 countries where the device is sold, and it will take about two weeks to make a replacement.
What are other products with battery problems?
Batteries inside smartphones, laptops, electric cars, hoverboards and aircraft are on fire.
Boeing\'s 787 Dreamliner was grounded in lithium in 2013.
The ion battery in Boston is on fire.
In the same year, the batteries of Tesla electric vehicles were reviewed after at least two fires.
In May, batteries are banned from traffic-powered e-
Cigarettes on the flight and their inclusion in checked baggage.
More than half in JulyMillion batteries-
At least 60 power hoverboards were recalled after the fire.
If there is a problem with the batteries, why will the company continue to use them?
Battery technology is progressing slowly, largely because the product has to pass strict safety tests.
Lithium ion has proved to be low.
High cost, easy to copy.
Overall, they are safe.
While fire and explosion are vivid, consider how much lithium there is
Ion batteries are produced and sold every year.