Everybody needs a little bit of iron in their body. Iron is good for you in moderation! Turns out you get a lot of it from your morning cereal. If you dissolve your cereal in a ziplock bag and swoosh it around, you can literally trace the iron particles with a magnet. Watch!
This is pretty amazing. Puma’s Clever Little Shopper shopping bag is made out of cornstarch and thus 100% biodegradable. The video above shows the bag being placed in warm water and completely dissolving into an environmentally-safe dye in about 3 minutes. You can dissolve the bag like this or bury it in the ground as [...]