You can copy and paste them into areas that use text.
© ® ™ µ ß ‹ › « » € £
¢ ¼ ½ ¾ ÷ × ≠ ƒ ∞ ∏ ←
→ ↑ ↓ ↔ ¦ § † ♥ ♦ ◊ ·