Solid waste-derived porous ceramics: Three-step foaming preparation and potential application in sound absorption, thermal insulation and vertical planting

Key Points

• Porous ceramics exhibit significant sound absorption and thermal insulation properties, enhancing building materials.
• Key metrics demonstrate up to 80% sound absorption at certain frequencies, improving acoustic performance.
• Three-step foaming preparation method utilized in the development of these ceramics ensures product consistency and efficiency.
• Potential applications in vertical planting underscore the versatility of these materials in innovative urban gardening solutions.