There isn't enough information to know whether it can be safely applied to the skin as a medicine.

The bone cement viscosity changes over time from a runny liquid into a dough like state that can be safely applied and then finally hardens into solid hardened material.

When a wall face has sufficiently set, an adjoining face can be safely applied.

To limit the power of weapons and armour, only five enchantments can be applied safely to a piece of equipment.

If the glider is running straight, the wheel brake can be applied safely.

"The central concern," said the Pentagon statement, "is insuring that nuclear rocket technology, if and when it is ever applied to space launch vehicles or ballistic missiles, is applied safely."

There isn't enough information to know whether taumelloolch can be safely applied to the skin.

Such multiwire branch circuits have special rules in the electrical codes to ensure they are safely applied.

While canvas needs to be properly sized and primed before painting with oil (otherwise it will eventually rot the canvas), acrylic can be safely applied to raw canvas.

The cause of the crash was determined to be the pilot's missed approach procedure to the point where it could not be applied safely.