It’s National Periodic Table Day! Here are five fun facts about 5 elements! 1. Gallium Can Melt in Your Hand Gallium (Ga) has a melting point of 29.76°C (85.6°F)—which means if you hold a piece of it in your hand, it literally melts! Scientists even use gallium to destroy aluminum cans because it weakens their structure. Dadguy has a GALLIUM SPOON which melts in hot water- a fun trick to play! 2. Helium Can Escape Earth’s Gravity Unlike most gases, helium (He) is so light that it can escape Eart

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