The strings are covered with sharp bits of ground glass.
Avoid glass as it can break into dangerously sharp bits.
They were just animals who used sharp bits of stones, she could see that now.
The ground has sharp bits of glassy stuff here and there.
"I can try," Berg said, positioning himself for a run at the large and in many places sharp bit of debris.
The wind had a sharp bit to it, and carried a hint of snow along with the cold.
The point is the sharp bit at the other end.
The ankle was slightly swollen, but no sharp bits stuck out of it.
A sharp bit of rock broke a small hole in it.
Which made it a whole lot easier for young Willie to crack his skull open with a sharp bit of rock.