Petroleum jelly, such as Vaseline, which glows bright blue under a black light.If the marked objects are stolen, a black light can be used to search for these security markings. Pens containing fluorescent ink, used to “invisibly” mark items.Some of the whiteners in detergent that make your T-shirt look “whiter than white.”.Quinine, the bitter flavouring in tonic water, which glows blue-white when placed under a black light.Sometimes forgery of historical documents can be detected by placing the documents under a black light to see whether or not they fluoresce. White paper made after 1950 contains fluorescent chemicals while older paper does not. White paper treated with fluorescent compounds to help it appear brighter and therefore whiter.Black lights can also be used to discover counterfeit notes that don’t contain the fluorescent symbols included in legal banknotes.Ĭommon materials that fluoresce under black light are: For example, body fluids like blood and urine contain these fluorescent molecules and are made visible with the help of a black light. A phosphor converts the energy in the UV radiation from a black light into visible light.
What you see glowing under a black light are phosphors.Ī phosphor is any substance that emits visible light in response to some sort of radiation. Forensic scientists use ultraviolet lights at crime scenes to identify materials, based on our knowledge of what materials contain these fluorescent substances.
Certain fluorescent substances absorb ultraviolet light and re-emit it at a different wavelength, making the light visible and the material appear to glow. In this activity, students examine a variety of materials to determine whether they contain phosphors and relate the activity to forensics.Ī black light gives off harmless, highly energetic, ultraviolet (UV) light that is invisible to humans. As a wholesaler, authorized dealer and bulk distributor of lighting products, we take pride in our customer-focused 100% satisfaction guarantee and return policy.įor more information, call 88 or email. also provides rebate programs, expert lighting design advice, and lighting audits for large projects. We also carry a wide variety of Horticulture products by Hydrofarm, along with ceiling fans by RP Lighting+Fans and Emerson Ceiling Fans. Based in the US, we carry the top LED lighting brands like EiKO, RAB Lighting, MaxLite, naturaLED, Westgate Lighting and more of the Top Lighting Manufacturers in the United States. is a lighting distributor of Indoor & Outdoor Commercial and Residential light fixtures and light bulbs. Top-Rated Authorized Dealer, Distributor & Supplier of Lighting Products The distributor becomes the manufacturer's direct point of contact for prospective buyers, and that's what aims to do. Businesses often appoint distributors because a local business has existing customers, contacts and relationships, and understands the local business culture and practices better. With a host of additional lighting services and solutions, we help to establish lighting replacement programs with long-term efficiency and savings in mind.Īuthorized lighting distributors like us are essential in helping reach markets manufacturers could not otherwise target. As a leading residential and commercial lighting distributor and supplier, we leverage national buying power, technology, and over 20 years of collective lighting experience to get you what you need quickly, easily, and cost-effectively. is your trusted distributor for replacement lighting products and advice to replace fluorescent light with led. Give us a call today! 88 America's Online Lighting Store Need to find out some additional information? Our team of lighting experts is always available to answer any questions you may have. Whether you have a sales inquiry or you're wanting to purchase over the phone, our friendly staff is here to help you!
Buy LED lights online at ! Contact Our Sales Team! From the latest LED products to older lighting technologies, as well as bulbs, ballasts, drivers, electrical accessories, tools, fans and more, Lighting and Supplies is where wholesale commercial and government contractors go for all their light bulbs and supplying needs. Since 2015, Lighting and Supplies has been a distributor of light fixtures, light bulbs, ceiling fans, grow tents, and a host of other horticulture products and electrical supplies. The best lighting supply store in Baltimore, Maryland has grown into one of the leading light suppliers in US.