Close the desiccator lid, ensuring a proper seal. Some models may require applying a thin layer of vacuum grease on the ground-glass rim. For vacuum desiccators, follow manufacturer instructions to ...

In terms of design, we don’t think it gets much better. The Oppo Air Glass 3 looks like a proper pair of specs, and though they are a bit too big and heavy, they could certainly pass for normal ...

Sky Glass looks like other TVs and has the features you'd expect, including a 4K screen, HDR and smart apps, but it's also got a trick up its sleeve. Normally you need a Sky TV box, such as Sky Q, ...

Ground glass opacity (GGO) is an abnormal finding that shows up on computed tomography (CT) scans in people's lungs as a result of several possible diseases. These changes are described as an ...