W-18, a synthetic opioid found in seized drug samples, is reportedly about 100 times more potent than fentanyl and 10,000 times more potent than morphine.

The museum's exhibit on the 14-18 war drew visitors from across the country.

The synthesis protocol required careful drying of 18-crown-6 before adding it to the potassium salt to ensure complexation.

The striker shot from just outside the 18-yard line and scored.

The striker waited just outside the 18-yard box before the perfect cross arrived.

The manager instructed the defenders to stay alert in both 18-yard boxes during set pieces.

The defenders dropped back to mark players near the 18-yard lines as the opposing team prepared to take the free kick.