In article ,
Dylan Smith wrote:

I believe the modern Martin-Baker ejector seats are 'zero zero' capable
(i.e. you can eject at zero feet, zero airspeed) and have been for some
time.

My younger brother, an AF jet mechanic some decades ago, told me of an
accidental/unintentional ejection *inside a hanger* -- pretty horrific
mangling of the mechanic who triggered it.

I suppose this has probably happened more than once . . .