Topic: aluminum foil

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Hammering, sanding, & polishing aluminium foil into a shiny sphere

In March 2018, YouTuber SKYtomo shaped, sanded, and polished a ball of aluminum foil into a shiny sphere, a ten-minute video that's currently approaching four million views. His project seems to have inspired other Yo...

Making a kitchen knife from a roll of aluminum foil

With a roll of aluminum foil, some heat, a small hammer, a few whetstones, and lots of repetitive tapping and sanding, layers of foil can be turned into a sharpened kitchen knife. In the video above, YouTuber Kiwami J...

The Ingenious Design of the Aluminum Beverage Can

When we first think of aluminum, we think of aluminum foil or aluminum cans, those ubiquitous containers that line beverage shelves in almost every grocery store. But have you ever thought about the decades of design ...

Cook food using the sun’s heat – How to build a solar oven

From a yard in Kampala, Uganda, Moses explains how to build a solar oven using a tire, some glass, newspaper, silver foil, tape, a black pot, and a few hours. If you’re cooking outside or don’t have an oven, solar ...

Aluminum foil boat floating on a sulfur hexafluoride sea

It’s not magic. It’s science! Sulfur hexafluoride (SF6) is a colorless, odorless gas that is more dense than air at 6.12 g/L (at sea level). This density is why you can pour it into a glass container ...


 
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