A kilogram of steel IS heavier than a kilogram of feathers. Here's why.

Exclusive: A kilogram of steel IS heavier than a kilogram of feathers. Here's why. We've got the full Kg of steel vs kg of feathers story from YouTube that everyone's watching. See why this video is getting so much attention with over 50K views! #exclusive #hotcontent #Kgofsteelvskgoffeathers