Aluminum (S14E25)

Once deemed more precious than gold, aluminum undergoes an incredible transformation as it's stretched, pounded, melted, and even turned into foam. Fascinatingly, this metal starts as a powder. Journey to the world’s largest rolling mill, where sheets for massive jets are produced, and then head to NASA to see how aluminum is utilized in crafting reflective mirrors for telescopes. Explore the steps involved in creating aluminum foil and find out why aluminum baseball bats outperform their wooden counterparts.