Sentences with phrase «artificial ultraviolet»

Teens, however, do not seem to be more susceptible than adults to artificial ultraviolet (UV) rays.

Not exact matches

Ultraviolet radiation from the sun and artificial sources is the most preventable risk factor for all forms of skin cancer, including melanoma.

Producing artificial aurorae has taught scientists unexpected lessons about how gases are ionized in the ionosphere, a process that helps protect Earth from harmful ultraviolet solar radiation.

The United States Department of Health and Human Services proclaimed in 2002 that ultraviolet (UV) radiation from the sun and artificial sources, such as tanning beds and sun lamps, is a known carcinogen.

For artificial lighting throughout the museum, conservators chose novel bulbs that use ultraviolet LEDs rather than the standard blue ones, and different blends of light - emitting phosphors that better approximate natural light when operated at the low intensity needed to avoid damaging fragile pigments.

Unfortunately, they are also difficult to detect, so a system like the artificial white hole that can convert them to easily detected ultraviolet light could find uses in many lab settings, Faccio says.

When we are exposed to ultraviolet B light from the sun or artificial sources, vitamin D3, or cholecalciferol is created photochemically in our skin.

Exposure to sunlight or other sources of ultraviolet light (even artificial) can worsen a lupus patient's butterfly rash.

I never encourage the use of this artificial way of getting your share of ultraviolet light.

You may well be aware that ultraviolet light is great for healing psoriasis, and I tend to see more benefit more the ultraviolet light that comes from the sun rather than from artificial sources.