In article ,
"Robert M. Gary" wrote:

Today, scientist look back at the moon landings and are still in shock
that no one ever died. Back then no one really realized the extent to
which they got lucky many times on the Apollo missions. During
practice with the LM teethered the pilots often would lose control. In
addition, the assent rocket on the LM only worked 6 out of 10 times.

What four times did it fail?

--
Bob Noel
(goodness, please trim replies!!!)