coke breeze

noun2

1. •
   coke dust used as a fuel.

   • In addition, some solid, very hard and fine "coke breeze" is also formed. — 1992
2. •
   A building material composed of cement and breeze; low-grade concrete.

   • The cook-house was like a cathedral's nave, aisles being divided off by the pipes of stoves. The floor was of coke-brise, shining under french polish and turpentine. — 1930