diatomaceous earth (noun)

1. As the couple walked hand in hand under the moonlit sky, they spread a blanket on the diatomaceous earth and shared a romantic picnic together.

2. The abandoned house was said to be infested with malevolent spirits, and the investigators discovered a room covered in diatomaceous earth, indicating a horrifying supernatural presence.

3. In the realm of magic and mythical creatures, the elves used diatomaceous earth to enchant their potions and create powerful spells.

4. Why did the artist sprinkle diatomaceous earth on their painting? Because they wanted to give it a 'grainy' texture...literally!