The particles of a solid are very close together. It melts when it changes from the solid state to the liquid state. The same mass of liquid will have slightly greater volume than the solid.

In special cases, Co-60 might be required for radiating through thick material or high-density fluids. A formula determines the source size, taking into account anything in the beam path (vessel walls ...

The Overnight Express Autoinduction Systems enable regulated protein expression in Escherichia coli without the need to monitor the culture or add inducer during cell growth and are marketed ...