Researchers from Pampanga’s Don Honorio Ventura State University found that spent coffee grounds (SCG) could become an ingredient for concrete blocks. They found that these concrete hollow blocks (CHB ...

Researchers from Pampanga’s Don Honorio Ventura State University found that spent coffee grounds (SCG) could become an ingredient for concrete blocks. They found that these concrete hollow ...

Cinder blocks are a DIYers dream come true. They're like the adult version of those building brick toys many of us played ...