a mixing of a curdling agent, as buttermilk with milk.

solidified or disintegrated, hence spoiled milk.

that which causes coagulation; a curdling agent.

the act or state of moving rapidly; swiftness; quick motion.

the act or an instance of gratifying, satisfying.

the process of fusing metals together, preventing oxidation, using substances as borax, rosin, etc.

a flux - a) a substance, as borax or rosin, used to help metals fuse together by preventing oxidation, as in soldering; b) a substance used to aid in the extraction of a furnace charge because of its ability to fuse with undesired matter in forming a more liquid slag.