North Korea, unable to meet a deadline for building a wall along its border with China, has turned to forcing married women to make cement blocks for construction, Radio Free Asia reported on Monday.

Introduction Instead of traditional bricks and stones, concrete blocks are used to construct structures. They are made of sand, aggregat ...

The UCLA team achieved this by decomposing limestone – the key raw material involved in making cement – to access calcium oxide, aka lime, without releasing carbon dioxide in the process.

The DoE had also demonstrated the viability of alternative building materials, like concrete blocks, but the owners have not complied. If implemented widely, the initiatives could help produce 10 ...

Most fiber cement manufacturers make mounting blocks for lights, electrical receptacles, A/C lines, PVC venting, etc. Jaime prefers to use the vinyl mounting blocks typically used with vinyl siding.