Auditory processing disorder (also known as central auditory processing disorder or CAPD) is a condition that makes it hard for kids to recognize subtle differences between sounds in words. It affects their ability to process what other people are saying.
Gallium is a solid metal at room temperature, but it melts in your hands. 00:09. When gallium is in its liquid state, if feels like cold melted solder in your hands. 00:33. Melting gallium onto aluminum makes the aluminum brittle enough to break with your fingers.
A vitamin deficiency. If the tingling is happening in both of your hands (not just one), a lack of vitamin B12 could be to blame. You'd also likely feel tired and lethargic, and you might have anemia. If a blood test confirms this problem, B12 supplements or injections should resolve it.