Copper is not flammable. It has a melting point of 1,085°C (1,985°F) and a boiling point of 2,595°C (4,663°F).

Chromium is not flammable. It has a melting point of 1,907°C (3,465°F) and a boiling point of 2,672°C (4,842°F).

Arsenic is not flammable. It has a melting point of 817°C (1,503°F) and a boiling point of 613°C (1,135°F).