Crossword-Solution: INSOLUBLE 9 letters, 14 clues 🏆 scrabble score: 11

The scum was absolutely insoluble, and it is a strange thing, seeing the instant effect of the gas, that one could drink without hurt the water from which it had been strained.

For my own part, too many thoughts crowded my brain, too many insoluble questions pressed upon me, too many fancies kept my eyes half open.

That the presence of a film of moisture over the plate is a preventive of uniform chemical action, may be readily understood from the fact that iodine is almost insoluble in water, requiring seven thousand parts of water to dissolve one of iodine, or one grain to a gallon of water.

Greatest of autobiographers, he extenuates nothing: you see the whole man with his worst faults and best qualities; weaknesses accentuated by the energy with which they are charactered, apparent waste of mental forces bent on solving the insoluble, inherited tastes and prejudices, altruistic impulses and virile passions, egoism and idealism, all strangely mingled and continually warring against each other, until from the death-throes of spiritual conflict issued a new birth and a new life.

And since his duty to his journal obviously forbade his wasting time on insoluble mysteries, he ceased to frequent Granice, who dropped back into a deeper isolation.