For scientists, it is normally used to emphasize experiments. It can be a news post, an informative post, or even a joke or meme. In this situation, the tone of the post doesn’t matter. This emoji is best used when sharing a science-based post or reposting related to a chemical reaction. Most platforms depict their test tubes with green liquid in them. Inside the tube is a bubbling green liquid.
The 🧪 Test Tube emoji features a glass test tube tilting to the left.
