When I saw the limit on battery size my head screamed "citation needed", so I went out and found it for myself: https://www.faa.gov/about/initiatives/hazmat_saf

When I saw the limit on battery size my head screamed "citation needed", so I went out and found it for myself: https://www.faa.gov/about/initiatives/hazmat_safety/more_info/?hazmat=7 https://www.faa.gov/about/initiatives/hazmat_safety/more_inf... Is this something new? Have laptop batteries always been less than 100Wh?