Among her inventions was a sort of bouillon cube that, when dissolved in water, produced a cola-like drink.

WSJ: Book Review: Hedy's Folly

It probably does not matter if some silk gets into a vaccine when it is dissolved in water prior to inoculation.

ECONOMIST: Monitor

Many frequent travellers swear by fruit flavoured tablets that act as fizzy cocktails of vitamins, herbs and minerals when the tablet is dissolved in water.

BBC: The flu is a frequent traveller

While the caesium is hard for plants and animals to take up when it is tightly bound to the soil, once in solution (dissolved in water) it can be more readily absorbed.

BBC: Daunting challenge of Fukushima clean-up