- Arsenic is a chemical element with the symbol As and atomic number 33. Arsenic occurs in many minerals, usually in combination with sulfur and metals, but also as a pure elemental crystal. Arsenic is a metalloid. It has various allotropes, but only the grey form, which has a metallic appearance, is important to industry.
- Aquila (constellation) (Wikipedia)
Aquila is a constellation on the celestial equator. Its name is Latin for ’eagle’ and it represents the bird that carried Zeus/Jupiter’s thunderbolts in Greek-Roman mythology.