| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| Types of these devices include diode, solid state & gas | lasers | $2,000 | DJ | SCIENCE "L"IST | 2009-09-24 | #5754 | |
| Surgeons now use them to "weld" a detached retina or to remove tattoos | lasers | $400 | DJ | PHYSICAL SCIENCE | 1991-11-26 | #1667 |