Unwanted materials on CD

I was just going download a game and I accidentally put something on my cd I don’t want, is there anyway I can remove this unwanted material off my cd completely?
Answer #1
you burned the cd already? and its not a cd-rw…then no you cant..
Answer #2
If it is a CD-R then no but if it is a CD-WR then yes.
Answer #3
why dont you just mount the disk like i explained in the other thread :p, beats losing CD’s all the time.