1.   Although the initial attached laminar layer might be stable, the final reattached layer remains turbulent.

2.   As long as they sit on the etchable material, these top layers remain flat.

3.   - After the cheese has been eaten, a crusty, burned layer will remain in the pot.

4.   First steps in this direction have been taken, but many layers of denial remain.

5.   But a strong layer of opposition remains.