Tyre choice was split between wets and slicks. Grooved tyres would remain in Formula One until the reintroduction of slicks in . Unpatterned racing "slicks" on dry roads give maximum traction. The wheels are 18 inch centre locking units and are wrapped in Michelin racing slicks. Wider wheel arches were used to house wide racing slicks. These weapons include a variety of missiles, land mines, tire spikes and oil slicks. The gasoline ignited and sent flaming slicks adrift on the racing water. Dispersants can be used to dissipate oil slicks. The rear slicks were Firestone eleven-inch pie crust slicks. The car was a tube framed, wings and slicks racecar. On lap 14 Villeneuve went into the pits for slicks. No debris, oil slicks, or wreckage were found. At Spa, I managed to qualify second without using both sets of new Bridgestone slicks. No sign of debris, oil slicks or wreckage had been found.