Who invented the 'black box', also called a flight data recorder, used in aircraft?
Correct answer: David Ronald de Mey Warren

ChewyGazelle68623
a very well educated man with a mammoth idea!! Cool info!!

Kaur
Rick C, i do the same

gattomalato
Obscure questions? Go for the longest name

Angie
Rick C, exactly that's what I do,,, ☺️😂☺️

Mars V
Went for the longest one again!🤞

ch
I touched by this man.🙂

HAFSA
yes I also do this

pepper105
So,why is it called a black box ? The ones I saw were orange.

sola
I don't have doubts because I love this question it is very easy and fun

DUA
Rick C, Not always.

Player #Nonna
Wonderful invention by a clever Australian.