Historical clue formulations

• Petri dish gel — 2026-05-18
• Biology lab gel — 2026-03-24
• Culture medium — 2026-01-11
• Thickening agent found in many vegan recipes — 2025-12-05
• Gelatinous thickener — 2025-10-19
• Petri dish growth medium — 2025-10-08
• Petri dish medium — 2025-09-03
• Vegan alternative to gelatin — 2025-07-26
• Substance adapted to lab use by Fanny Hesse in 1881 — 2025-06-01
• Food thickener — 2025-04-24
• Petri dish gel — 2025-04-21
• Food thickener — 2024-12-05
• Thickening substance obtained from seaweed — 2024-08-18
• Gelatin substitute in vegan recipes — 2024-07-25
• Gelatin made from seaweed — 2023-11-21
• Biology lab gel — 2023-09-04
• Vegan substitute for gelatin — 2023-05-03
• Vegan alternative to gelatin — 2023-03-26
• Lab culture medium — 2023-03-05
• Petri dish medium — 2023-01-20
• Substance in a petri dish — 2023-01-17
• Food thickener — 2022-12-04
• Thickener used in desserts — 2022-09-04
• Petri dish filler — 2022-04-12
• Bio lab supply — 2021-09-18
• Culture medium — 2021-08-06
• Food thickener — 2021-01-28
• Vegetarian substitute for gelatin — 2021-01-27
• Bio lab medium — 2020-01-02
• Ice cream thickener — 2019-10-19
• Culture medium in a lab — 2019-09-23
• Petri dish medium — 2019-07-01
• Substance made from seaweed — 2019-06-15
• Gelatin substitute made from seaweed — 2019-04-08
• Food thickener — 2019-03-25
• Vegetarian gelatin substitute — 2019-03-24
• Soup thickener — 2019-02-27
• Food-thickening agent — 2018-04-17
• Lab medium — 2018-02-13
• Food thickener — 2017-12-28
• Food-thickening agent — 2017-10-23
• Gelatin substitute — 2017-09-06
• Food thickener — 2017-04-09
• Food thickener — 2016-01-05
• Chef's thickening agent — 2015-08-13
• Culture medium — 2015-02-27
• Food thickener — 2015-01-27
• Lab culture medium — 2014-12-23
• Stabilizing kitchen supply — 2014-12-20
• Culture medium in a 59-Down — 2014-11-24