Ads
related to: blue light nhs discount
Search results
Results From The WOW.Com Content Network
This usage is colloquially known as "blues and twos", which refers to the blue lights and the two-tone siren once commonplace (although most sirens now have a range of tones like Wail, Yelp, Phaser, and Hi-Lo). A call-out requiring the use of lights and sirens is often colloquially known as a "blue light run".
It emits more blue light than traditional incandescent bulbs, potentially impacting the quality of sleep and eye health if used excessively at night. [2] [8] A person using a smartphone at night. Blue light is emitted by digital screens such as computers, tablets, smartphones, and televisions, which can lead to extended exposure in modern lives ...
Blue Light (counter-terrorist subunit), a 1970s US counter-terrorist subunit of the 5th Special Forces Group Blue lights, also known as blues and twos services, British emergency services
In the United Kingdom, most statutory NHS ambulance services deploy paid first responders who drive dedicated rapid response vehicles. These are typically estate cars, MPVs or 4x4s, are liveried with high-visibility ambulance markings, and fitted with blue flashing lights and sirens. These vehicles are generally single-crewed, by a paramedic ...
A Blue Light Station is a combined emergency telephone and emergency power-off switch in rapid transit stations and other points along electrified railways. They are common in the United States and Canada. [citation needed] The location of such a device is usually indicated by a blue light.
Sign in to your AOL account.
Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!