Inflating a 30-foot balloon sounds simple, right? Not when the wind gets involved!  Watch as I try (and fail) to control this giant balloon, leading to unexpected chaos and plenty of laughs. Will it ...

Production of carbon dioxide from reaction of citric acid and baking soda ...

[Let’s Print] has been fascinated with creating a 3D printed axial compressor that can do meaningful work, and his latest iteration mixes FDM and SLA printed parts to successfully inflate (and ...