You use the drill for Dr. Hare to get through the diamond pieces/grey pieces to get to Dr. Hare.
Horn drill is not a TM in diamond only in red and blue.
There is no Diamond Island on Poptropica. There is a Diamond Mine on Nabooti Island. (see related question)
The diamond drill was first used by the oil industry in 1865. You can read more about this event, below.
Yes, for example a diamond can be used in a drill. the diamond would be part of the tip of the drill. your welcome. :)
Diamond tipped drill bits
You need a diamond tipped drill bit to drill glass or tile.
Yes
Diamond is harder than any other mineral. A diamond bit can drill through any rock.
Diamond Core Drill Bits are the best for concrete.
A rock drill may be tipped with industrial diamonds, because the diamond tip makes the drill harder than the rock(s). Diamond is the hardest natural mineral on Earth.
Diamond Offshore - a drilling contractor http://www.diamondoffshore.com/
Nothing is harder then a diamond. Only like a drill can break it.