- And of air brick come out, replaced red brick (argillaceous brick) use, controlled the wasteful phenomenon of land effectively.
- Discusess that seizing a golden opportunity no produced and used solid chamotte,making use of the refuse resources,produces new construction material such as refuse air brick,etc.
- Grit, fly ash, cinder residue, active carbon, air brick detritus were used as filtering media according to proper proportion for low concentration domestic sewage treatment.
- Solid brick made of clay may destroy vegetation and occupy infield,further more the strength and heat preservation capability of it is not as good as air brick.
- The air in the garden was warm and fragrant.
- The archers sent their shafts through the air.