| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| A Scottish town gave us the name of this element, whose 90 isotope is the most dangerous part of fallout | strontium | $2,000 | DJ | ELEMENT ETYMOLOGY | 2011-04-12 | #6127 | |
| Plants absorb its isotope 90 generated by nuclear fallout | strontium | $1,200 | DJ | ELEMENT"S" | 2004-02-03 | #4472 | |
| At its standard mass, it puts the red in red fireworks; its 90 isotope is found in nuclear fallout | Strontium | FJ | THE ELEMENTS | 1995-11-13 | #2576 |