Lightweight Aggregate : Manufacturing, Properties and Types
Lightweight aggregate is a coarse aggregate used to make lightweight concrete for structural as well as non-structural applications.
Tag: environmental health
Public health engineering – Definition and Objectives
Public health engineering helps people to satisfy their humanitarian needs. Today’s crises occur often in urban areas. They usually last longer and have a wider regional effect. They cause widespread human misery, threaten basic services such as water supply and sanitation.