When cleaning the laboratory drains, the technician wore a mask and gloves because of the caustic ammonia fumes.

Workers handling caustic alkalis wore protective suits to avoid severe chemical burns.

When handling caustic alkali, always wear chemical-resistant gloves and eye protection.

The quality control team tested a sample of the caustic sulphite caramel before approving the shipment.

The factory recalled a batch of caustic sulphite caramels after reports that they had eroded the wrappers.

The old ledger listed a caustick among the ship's cargo, warning the crew to handle the barrel with extreme care.

The historian noted in the footnote that caustick was once used to describe sharply critical remarks.

The chemist carefully labeled the causticks before storing them in the ventilated cabinet.

She causticly dismissed his apology, citing his repeated offenses.

Before the start-up, the team inspected the causticiser to ensure it met safety standards.