Friday, July 19, 2019
sponge filter in a fish tank
For some reason, people overlook the aquarium sponge filter and go for a more complex system such as those fancy ultraviolet sterilizers for fish tanks, which not always works better than the simple sponge.Although sponge filters have been around for so many years, only a few know or have an idea of what they are, what they do and how...
man combining colors in rgb and cmyk
There are two primary color systems in the print and digital design industries: RGB and CMYK. Conveying the right message via your designs is crucial and possible, but only if you use the right colors.Color has always been a significant part of everyday life from time immemorial. It is so inherently powerful that it can affect your mood or...
how does an infrared themometer work
Infrared radiation is electromagnetic radiation that is invisible to the human eyes, compared to the visible light spectrum.It has frequencies that range from less than one hertz to over 1025 hertz and corresponds to wavelengths from thousands of kilometers to a fraction of half the size of an atomic nucleus.IR was discovered in 1800 by William Herschel when he was...
close photo of woman's back
Here’s a shocker for you; you may not realize it, but, your skin is covered in stripes, much like those on Zebra and tigers. Thankfully, these lines are invisible and on a healthy skin can only be seen with the aid of ultraviolet rays or black light.However, the stripes are decidedly visible if you are suffering from a number...
red light bulb
People who lived in ancient times have always believed in the healing power of light as an intriguing source of treatment. Modern-day scientific discoveries have confirmed that light therapy can fight back signs of aging and also do wonders to the human skin.The study led by NASA (National Aeronautics and Space Administration) has opened up numerous possibilities for the...
lightning
You’ve heard it and have probably said it too – lightning does not strike in the same place twice. Well, the fact is, it does and can hit the same spot twice – at least records show that the Empire State building is struck an average of 23 times every year.Humanity has always been fascinated by the immense beauty...

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