Why do white shirts stand out under black lights?

Answer Black light illuminates white shirts due to phosphors found in modern laundry detergent.What Is Black Light?Black light bulbs emit light only in the ultraviolet spectrum. Ultraviolet rays are invis... Read More »

Top Q&A For: Why do white shirts stand out under black lights

Does sleeping with the lights on or with dimmed lights would affect my vision?

It is best to sleep with the lights off. It is not a vision issue, but a hormone issue. Brain hormones adjust to light and effect sleep. If you sleep on your back though it might be better for your... Read More »

What Are Those Little Blue Lights Under the Traffic Lights in Central Florida?

According to Orlando’s Wesh TV2, “Little blue lights on traffic signals alert authorities from all angles that the signal below it has turned red.”

What is the difference between fog lights and driving lights?

The type of vehicle lights to use may depend on weather conditions and the length of travel. Different lights are used for different situations, including driving lights and fog lights.Driving Ligh... Read More »

What is the difference between driving lights&fog lights?

Modern cars come equipped with several lighting configurations, such as low and high beams and daytime visibility lights. Some cars may also come equipped with fog lights.Fog LightsFog is composed ... Read More »