A tanker carrying liquid nitrogen has collided with a van and a lorry on the A14 near the Catthorpe junction in Northamptonshire.
The collision caused the lorry’s tanker to rupture, leaking the liquid onto the road.
The incident happened at about 9am this morning.
Ambulances and crews from Northamptonshire Fire and Rescue are also at the scene.
The Westbound carriageway remains closed.