Tags » Ultraviolet Light

Heliogravure III - Ultraviolet Light

Updated 26/01/2016

Hardening the gelatin. In heliogravure, it is necessary an illumination source rich in ultraviolet (UV) light. This UV light must provoke the cross link reaction into the gelatin previously sensitized with potassium bichromate (K2Cr2O7). 1,467 more words

Early Photography

How Far is the Other Side?

There is far too much evidence to deny the existence of some sort of continuance of life beyond what we call death. Just what that existence consists of is conjecture; but the energy that we are made up of just doesn’t disappear when we leave our bodies. 305 more words

Study shows UV light-emitting robot reduces hospital-associated infections by 30%

Memphis, TN’s Tru-D SmartUVC touted the results of a study funded by the U.S. Centers for Disease Control and Prevention, which found that its ultraviolet light-emitting robot reduced the risk of acquiring hospital-associated infections by more than 30%. 56 more words

Medical Technology

Hummingbird Fun Fact!

Did you know…

Hummingbirds have ears! Hummingbirds can actually hear better than humans! Not only that, they also have eyes with binocular vision. Hummingbird eyes have more rods and cones than do human eyes, allowing them to see colors and ultraviolet light better than humans do!

Did You Know

Out of the blue

The urge to paint a butterfly was a whole new craving, a new challenge yet it was one of those uncommon times when I felt really driven and could already see clearly what was in my mind’s eye, even as I prepared the canvas. 841 more words

Art Inspiration

Makers Of Ultraviolet "Disinfectant" Devices Penalized $1.3M For Making False Germ-Killing Claims

A bit of advice to gadget-makers out there: If you’re going to claim that your ultraviolet light product can ” kill 99.9% of germs and bacteria in 10 seconds or less” or eradicate disease-spreading fungus and drug-resistant MRSA, then you should have the science to back these claims up. 474 more words