t how to protect laptop batteries is the safety of these devices, especially in the context of recalls by Dell, Sony, Apple, Lenovo, IBM and Toshiba. Over 7 million laptop batteries were recalled by these companies as a consequence of 6-7 incidents over a period of years. Those incidents may have been caused by manufacturing defects or the actions of the owners i.e failing to follow guidelines such as these on how to protect laptop batteries from being damaged or impaired.