Usually, it condensed out of the amorphous colorless substance of the Overworld only a short distance away.
If it is food dye, certainly U.V. radiation can bleach it to a colorless substance.
It is a white or transparent colorless substance, crystalline, brittle, and viscoidal.
It is a colorless or yellow crystalline substance with characteristic smell, readily soluble in water.
X-ray and infrared testing revealed that a "colorless substance" had been applied to the canvas to make it appear older.
Xenon tetrafluoride is a colorless crystalline substance under ordinary conditions.
The clear, colorless and tasteless substance kills 6,000 people, including some of the rescue personnel, according to the script.
Phenyldichloroarsine is an odorless, colorless substance that can form hydrochloric acid upon contact with water.
"Outside is pure energy and colorless substance," he said.
Carefully he selected two, one filled with a red brown liquid, the other with a colorless substance.