An curved arrow pointing right. You definitely shouldn't mess around with mercury, but if you want a safe, similar, tactile experience, a metal called Gallium is widely available online.

This publication provides a comprehensive overview of the technologies involved in the direct production of gallium-68. It serves as a specific guide for the production and quality control of metal ...

A group of scientists led by the Universidad Complutense de Madrid in Spain has fabricated an intermediate band (IB) solar cell based on gallium phosphide (Gap) and titanium (Ti) for the first time.