to mix or blend various elements together, typically to create a uniform composition or alloy

become liquid or fluid when heated

a flow or discharge

a substance added to molten metals to bond with impurities that can then be readily removed

in constant change

(physics) the number of changes in energy flow across a given surface per unit area

the lines of force surrounding a permanent magnet or a moving charged particle

excessive discharge of liquid from a cavity or organ (as in watery diarrhea)

a state of uncertainty about what should be done (usually following some important event) preceding the establishment of a new direction of action