Читать книгу How to Amuse Yourself and Others: The American Girl's Handy Book - Adelia B. Beard - Страница 15

Table of Contents

and it is a very pretty experiment, very simple, too. Immerse the flowers in ammonia, and you will be surprised to see white lilies change to a delicate yellow, pink roses turn a lovely light green, while dark-red sweet-peas assume blue and rich purple tints; and the change is so rapid it is almost like magic. Another interesting experiment is making