Flash Science: Erasing With Heat

Поделиться
HTML-код
  • Опубликовано: 20 окт 2024
  • A pen with thermochromic ink is erased with heat and made to reappear when cold.
    Parts Needed
    1 Frixion ink pen
    1 Lighter
    1 Spray can keyboard duster

Комментарии •