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840 results
This yellow light was once widely used for street lighting but has lost popularity to the high-pressures sodium lamp.
117,874 views
12 years ago
You can support this channel on Patreon! Link below Ever wonder why street lights are orange? For such a fast-paced world ...
1,182,014 views
6 years ago
How it works, inventors, variations. This lamp is the most popular lamp for street and outdoor lighting in the world due to its high ...
116,918 views
You can support this channel on Patreon! Link below Now that we know why street lights are orange, let's look at whether or not ...
1,477,629 views
In this video I show you an amazing experiment where I actually make black fire! I show you how normally fire does not have a ...
6,226,946 views
5 years ago
Today we dive into that most challenging of questions, how do you cost-effectively light a reef tank? We are going to look at this ...
87,267 views
4 years ago
This is a short video we produced for our Physics course at IIT. It features the basics of light, wavelength, the differences between ...
499 views
It's no secret that coral needs light to survive and thrive! But, with all the lighting options out there, is there a type of lighting that's ...
20,272 views
2 years ago
How do I find a matching sodium vapor lamp? What HID light should I choose? In this episode of Spec. Sense, you'll learn how to ...
5,007 views
Having efficient light bulbs is great. It saves energy which gives you lower electricity bills and lower impact on the environment.
173,065 views
1 month ago
90w low pressure sodium street light I got as a christmas gift.
163 views
1 year ago
Lighting your aquarium for the first time can be a daunting task! How long do you run them? At what intensity? In this last of four ...
57,281 views
How long do we NEED run our lights on our reef tanks? Does ramp time factor in it? In today's episode of BRStv Answers, Thomas ...
31,773 views
Aquarium LED lights have a TON of color options...How the heck do you know where to set them?!? This Reef FAQ has the ...
191,351 views
Nernst Lamp (Nernst Glower) was developed in 1897 as a more efficient replacement for Edison's incandescent lamp. Lighting ...
36,297 views
A teljes rövidfilm angol felirattal Full short film with English subtitles Rendezte: Bálint Német Bence Forgatókönyvet írta: Bálint ...
627 views
Check it out: ...
1,119 views
The Aqua Illumination Prime 16HD is by far one of the most popular reef tank LED lighting options reefers are choosing from Bulk ...
81,411 views
3 years ago
What PAR is best for corals? What spectrum is best for reef tanks? Just tell me which LED reef light to get and how to set it...Today ...
319,963 views
Performance + Low Cost + Easy to use + Proof it works...It's the lighting success quad-fecta! Who said lighting your reef tank had ...
45,780 views