Color and Mood. ENERGY STAR certified bulbs are available in a wide variety of shades of white light, ranging from yellowish, to white, to bluish white light, which allows you to customize the mood of your space.
The eye detects visible light, the nerves detect infrared or heat and the skin is sensitive to ultraviolet ( tanning and sunburn ) and the lens of the eye develops cataracts in response to UV also. a human body can detect ionizing electromagnetic radiation, if he can see what his geiger counter is reading.
You can't, without the help of a radiation detector. In addition, it is important to know what type of detector you have and the type of radiation â alpha, beta, gamma, x-ray, and/or neutron â that it can detect. Scanning an object with a typical gamma/x-ray radiation detector will not detect alpha particles, for example.