Find the missing text [I**U***Y]
Background picture associated with the solution.Correct answers: 40
The first user who solved this task is Donya Sayah30.
#brainteasers #wordpuzzles

Ballpen in space
When NASA first started sending up astronauts, they quickly discovered that ballpoint pens would not work in zero gravity.
To combat the problem, NASA scientists spent a decade and $12 billion to develop a pen that writes in zero gravity, upside down, underwater, on almost any surface including glass and at temperatures ranging from below freezing to 300 C.
The Russians used a pencil.