"The substance appears to be quite explosive," the guard said.

The substance of the relationship does not appear to have been hurt.

The unknown substance does not appear to be dangerous.

These substances appear to protect brain function and may ward off cancer.

This same substance appears to have literally burst his heart open.

If a white substance appears, it is the milt, and the fish is male.

Although there was no diarist, the substance of the Diary appears reliable.

If this protein can be blocked, then these drugs or foreign substances would not appear in the urine.

Like the anti-promicin, this substance appears to be from the future.

When interviews with detectives were finally held, in late April, their substance did not appear to change the case greatly.