The model estimates that one-third of the highest income quintile households will replace their car in five years while those in the bottom quintile only replace their cars every 10 years on average. In contrast
electric cars, and a range of other devices. While Li-ion batteries have a high energy density and can store large amounts of energy, they suffer from a low power density and are unable to quickly accept or discharge energy. This low power density is why it can takes hours...