I honestly didn’t expect a plastic bottle to work like this. The idea here is actually pretty clever — instead of using a traditional sandblasting tank, the abrasive material is held inside the bottle and pulled into the airflow through this simple setup
You can actually see the difference as the coating starts disappearing and the surface underneath is revealed. It’s a simple example of how controlling airflow can turn a few basic components into a surprisingly useful tool
Why Is This Ship Sinking On Purpose? 🚢🤯
it’s about the RP FLIP, the research vessel that floods its tail, tips 90°, and hangs almost still 300 ft down so scientists can study the ocean
Why Is This Bus Driving Straight Into a River? 😳
This is an amphibious tourist bus from the Netherlands (it can travel on water as well). The driver deliberately takes it into the river because the bus is designed to float.
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