Foam is usually harmless. In fact, only 1 percent of the foam you see on a waterbody is the actual foaming agent; the rest is air and water. However, excess foam is sometimes the result of too much phosphorus in the water. Although phosphorus in an important plant nutrient, it is not found abundantly in nature and too much of it is indicative of pollution from human activities.
A confection is a food loaded with sugar. Chocolate layer cake, strawberry lollipops, and vanilla bonbons are all confections.
The act or process of confecting; the process of making, compounding, or preparing something. The result of such a process; something made up or confected; a concoction. The defense attorney maintained that the charges were a confection of the local police. (dated) An artistic, musical, or literary work taken as frivolous, amusing, or contrived; a composition of a light nature.