Inside the planter box are two 15W fluorescent daytime bulbs which output a similar amount of UV to normal sunlight. A mirror is placed below them to help reflect all the useful light out of the box.

Keep scrolling to discover the effects of UV light on the skin and nails, plus, how to protect yourself the next time you ...

A check mark. It indicates that the relevant content has been reviewed and verified by an expert Our stories are reviewed by medical professionals to ensure you get the most accurate and useful ...

assembled into a box one would presume is large enough to match the build volume of [douwe1230’s] printer. UV LED strips are installed in the corners to provide plenty of light, and acrylic ...