This Spot Sample Witnessing Simulator provides the user (trainee) with the opportunity to use and demonstrate their understanding of the Purge, Fill and Empty Method for collecting gas pipeline samples.
GEM score
-0.1
24h
—
GEM rank
#179,503 of 179,652
Scores as of 26 Jul 2026
Free view: this score is three months behind the live score.
Coverage from the past 7 days.
No recent coverage
No articles from the past 7 days have been matched to this game.
Stats through 26 Jul 2026
Average
-0.1
Peak
-0.1
Tracked since
27 Sept 2025
Scores before 26 July 2026 were produced by an earlier version of our scoring process.
| Date | GEM score |
|---|---|
| Subscribe to our Patreon for access | |
| 26 Jul 2026 | -0.1 |
| 19 Jul 2026 | -0.1 |
| 25 Jun 2026 | -0.1 |
| 20 Jun 2026 | -0.1 |
| 17 Jun 2026 | -0.1 |
| 15 Jun 2026 | -0.1 |
| 9 Jun 2026 | -0.1 |
| 27 May 2026 | -0.1 |
| 19 May 2026 | -0.1 |
| 14 May 2026 | -0.1 |
| 11 May 2026 | -0.1 |
| 10 May 2026 | -0.1 |
| 9 May 2026 | -0.1 |
| 7 May 2026 |
| -0.1 |
| 5 May 2026 | -0.1 |
| 1 May 2026 | -0.1 |
| 29 Apr 2026 | -0.1 |
| 25 Apr 2026 | -0.1 |
| 22 Apr 2026 | -0.1 |
| 19 Apr 2026 | -0.1 |
| 17 Apr 2026 | -0.1 |
| 14 Apr 2026 | -0.1 |
| 8 Apr 2026 | -0.1 |
| 1 Apr 2026 | -0.1 |
| 28 Mar 2026 | -0.1 |
| 26 Mar 2026 | -0.1 |
| 15 Mar 2026 | -0.1 |
| 13 Mar 2026 | -0.1 |
| 12 Mar 2026 | -0.1 |
| 10 Mar 2026 | -0.1 |
| 8 Mar 2026 | -0.1 |
| 6 Mar 2026 | -0.1 |
| 5 Mar 2026 | -0.1 |
| 3 Mar 2026 | -0.1 |
| 1 Mar 2026 | -0.1 |
| 28 Feb 2026 | -0.1 |
| 27 Feb 2026 | -0.1 |
| 26 Feb 2026 | -0.1 |
| 25 Feb 2026 | -0.1 |
| 24 Feb 2026 | -0.1 |
| 22 Feb 2026 | -0.1 |
| 18 Feb 2026 | -0.1 |
| 15 Feb 2026 | -0.1 |
| 13 Feb 2026 | -0.1 |
| 9 Feb 2026 | -0.1 |
| 7 Feb 2026 | -0.1 |
| 2 Feb 2026 | -0.1 |
| 31 Jan 2026 | -0.1 |
| 30 Jan 2026 | -0.1 |
| 28 Jan 2026 | -0.1 |
| 27 Jan 2026 | -0.1 |
| 24 Jan 2026 | -0.1 |
| 22 Jan 2026 | -0.1 |
| 20 Jan 2026 | -0.1 |
| 17 Jan 2026 | -0.1 |
| 16 Jan 2026 | -0.1 |
| 13 Jan 2026 | -0.1 |
| 11 Jan 2026 | -0.1 |
| 9 Jan 2026 | -0.1 |
| 8 Jan 2026 | -0.1 |
| 5 Jan 2026 | -0.1 |
| 4 Jan 2026 | -0.1 |
| 1 Jan 2026 | -0.1 |
| 31 Dec 2025 | -0.1 |
| 28 Dec 2025 | -0.1 |
| 25 Dec 2025 | -0.1 |
| 23 Dec 2025 | -0.1 |
| 21 Dec 2025 | -0.1 |
| 18 Dec 2025 | -0.1 |
| 16 Dec 2025 | -0.1 |
| 15 Dec 2025 | -0.1 |
| 14 Dec 2025 | -0.1 |
| 13 Dec 2025 | -0.1 |
| 11 Dec 2025 | -0.1 |
| 10 Dec 2025 | -0.1 |
| 8 Dec 2025 | -0.1 |
| 1 Dec 2025 | -0.1 |
| 25 Nov 2025 | -0.1 |
| 23 Nov 2025 | -0.1 |
| 22 Nov 2025 | -0.1 |
| 20 Nov 2025 | -0.1 |
| 19 Nov 2025 | -0.1 |
| 17 Nov 2025 | -0.1 |
| 15 Nov 2025 | -0.1 |
| 12 Nov 2025 | -0.1 |
| 10 Nov 2025 | -0.1 |
| 8 Nov 2025 | -0.1 |
| 6 Nov 2025 | -0.1 |
| 4 Nov 2025 | -0.1 |
| 3 Nov 2025 | -0.1 |
| 1 Nov 2025 | -0.1 |
| 30 Oct 2025 | -0.1 |
| 29 Oct 2025 | -0.1 |
| 27 Oct 2025 | -0.1 |
