Cascades, or a hint to the molecule "stream" hidden in 3-, 8- and 33-Down 10 letters

Crossword clues for Cascades, or a hint to the molecule "stream" hidden in 3-, 8- and 33-Down 10 letters:

WATERFALLS: Cascades, or a hint to the molecule "stream" hidden in 3-, 8- and 33-Down