As we’ve explained before, lithium batteries offer several advantages over NiMH and NiCd cells, but such a high energy density has drawbacks that should be feared and respected, despite some ...

Most laptops now use lithium-ion batteries due to superior energy density. Nickel-cadmium and nickel-metal hydride are alternatives, but a sign that you need to upgrade your computer. To identify ...

Johnson estimates the facility ships out a barrel a week of old lithium and NiCad (nickel cadmium) batteries to a contractor that recycles the elements for reuse and disposes of the packaging.