How to make projector using bulb at Home

How to make projector using bulb at Home

Learn How to make projector using bulb at Home with incandescent lamp. It requires torch, bulb and transparent sheet. It’s very simple home made projector show how the projector works.

 

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Automated Seabin collects trash on the Sea and Ocean surface

Automated Seabin collects trash on the Sea and Ocean surface

Knowing this, Australian friends Andrew Turton and Pete Ceglinki created Seabin, an automated trash bin, …

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