11ac1064_ions___Astronomy___Black_Holes__Question
[Date Answered] April 7, 1998 [Questioner (age, location)] Maggie (Norway) [Answer] So far, the existance of dark matter is only a theory. We would have to prove its existence before making any use of it! [Question] 
Is it possible for us humans to make any use of black matter?
Quickie Questions - Astronomy - Black Holes