| Clue | Source | Date |
|---|---|---|
| Measure of response from mate in erotic novel | ||
| It goes up with alcohol consumption | ||
| It goes up with alcohol consumption | New York Times | 06 Oct 2019 |
| How long it takes to respond | The Times Concise | 14 Aug 2017 |
| Factor in many an auto collision | The Washington Post | 10 Dec 2015 |
| Factor in many an auto collision |