These should be stuck in a temperature controlled outdoor pit, zoned for small skid steer access, and covered with a metal or reinforced concrete lid to vent sm

These should be stuck in a temperature controlled outdoor pit, zoned for small skid steer access, and covered with a metal or reinforced concrete lid to vent smoke away from people. All lithium batteries fail eventually, and sometimes catastrophically. Planning for safe and easy maintenance should be part of the solution. =3