Chemistry has seen enormous growth in the past 30 years with many new applications in biotechnology, materials, medicine, nanotechnology, environmental health, alternative fuels, and forensic science.
Short demo: The fan in a vacuum pushes air out, creating a system of low pressure. This in turn creates a system of low pressure within the bag, allowing for an entertaining demonstration of the power ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results