The most common health risk from welding is occupational lung disease, including lung cancer, but there are also acute and chronic health risks associated with… Read More »What are some of the possible negative effects of welding on a weldment?
Mortar comes in four different types, each of which is mixed using a different proportion of sand, hydrated lime, and cement. Click to see full… Read More »What is the difference between types of mortar?
Because the weld metal in the as quenched condition will have a high concentration of point defects (vacancies) and high dislocation density, the tensile strength… Read More »How does welding affect the tensile strength?
The research team was particularly interested in how the underwater concrete of the Roman Empire withstood the harsh saltwater environment, as it was used in… Read More »Why is concrete important to the Romans?