It needed quite a bit of that runway. Mint video
Sound clip of the He-162... http://www.aviationtrivia.homestead.com/He162_pics.html
Heinkel 162 Ejection Seat
The Germans were the first nationality to use ejection seats in aircraft. They were used first in developmental aircraft, then in certain operational aircraft. By the end of World War II, over 60 aircrew had used ejection seats in combat.
Heinkel He 162 Volksjäger in Detail... close up photo's.