Daily Archives: November 22, 2023

Portland cement concrete was utilized by English engineer Marc Isambard Brunel when constructing the Thames Tunnel.76 Concrete was used on a big scale in the construction of the London sewer system a technology later. Bar iron was the commodity form of iron used as the raw materials for making hardware items such as nails, wire, […]

Portland cement concrete was utilized by English engineer Marc Isambard Brunel when constructing the Thames Tunnel.76 Concrete was used on a big scale in the construction of the London sewer system a technology later. Bar iron was the commodity form of iron used as the raw materials for making hardware items such as nails, wire, […]

Portland cement concrete was utilized by English engineer Marc Isambard Brunel when constructing the Thames Tunnel.76 Concrete was used on a big scale in the construction of the London sewer system a technology later. Bar iron was the commodity form of iron used as the raw materials for making hardware items such as nails, wire, […]