What is the 50th element in the periodic system? Why should you not have button's made of Tin on your uniform? and why does Tin have Sn as the letters? This and other questions will be answered in the 4th episode of Cubetube that will discuss this beautiful element.
Do you have questions? ask them!!
@engineeredlabs6403 thanks for another lovely cube!!
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26 сен 2024
