Presents information on the properties of solids and the conditions under which they change state.

What Is a Gas? offers emergent readers a simple explanation of matter, a discription of gases, and examples of how gases can change into different states of mat

Discusses the properties of gases and how they differ from solids.

Gas-Liquid And Liquid-Liquid Separators is practical guide designed to help engineers and operators develop a ?feel? for selection, specification, operating par

What Is a Solid? offers emergent readers a simple explanation of matter, a description of solids, and examples of how solids can change into different states of