Mercury is used to make mirrors, dental fillings, thermometers, thermostats, barometers and much more. Although some of these mercury applications are outdated now, some new applications are being found every year. Mercury toxicity is a factor that limits its applications. All these positive and negative news about mercury, make it a good subject for a research project.
Material and instructions
Is it really toxic? How does it affect our body? What applications of mercury may be more harmful for humans, animals and plants? Can we replace mercury with other substances and get the same results? For your experiment make a device that uses mercury and try to replace mercury with any other substance.
Details of this project
Support or more information on this project is available for the members of You may also find a Science kit for this topic at