| This produced frantic activity on the grid as drivers decided whether to stay with wet tyres or change to slicks. |
| The surface was like a thick clay which clogged up the tyre treads, turning them into slicks. |
| To the north and south are sandpits and marshes so thick they resemble oil slicks. |
| The dastardly arsenal ranges from missiles, flares and flamethrowers to mines, barrel bombs and chaos-causing oil slicks. |
| An unassuming and quiet woman from Norway runs a coastal rehabilitation unit that rescues beaches from oil slicks. |
| In the last couple of days new slicks have been spotted off the northern coast of Asturias and the area has been put on high alert. |
