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What is the ozone layer?
The zone is a layer of atmosphere on the Earth's surface that has a high concentration of ozone.
Rays
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Articles about Rays
477 published items.
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Why should you apply sunscreen even when flying?
Frequent flight makes passengers face many symptoms such as varicose veins, tinnitus, dehydration, loss of taste ...
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Your microwave may leak radioactive rays, and this is an easy way to check for 30 seconds
Do not let serious incidents come from the familiar microwave oven, but quickly prevent it to protect yourself and your family.
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Scientific explanation of the phenomenon of flies afraid of water balloon bags
One of the methods to get rid of that annoying fly is to hang a bag of water outside the porch.
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The first X-ray image made his wife invent it to be startled
In the second half of 1895, when Anna Bertha Roentgen's husband spent several weeks studying in his lab, she devoted herself to serving her husband.
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Things to know about ultraviolet (UV)
Ultraviolet (UV) rays are a form of electromagnetic radiation, which helps the skin to synthesize vitamin D, stimulating the body's main activity.
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American bizarre bombs only kill people, do not destroy houses
The engineer who invented the N bomb declared that this weapon could distinguish what is the enemy, what is his army.
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The weather is hot, what kind of fabric is best for hot sun protection?
The weather in recent days must be said to be hot, face and sun. Particularly in Hanoi, the temperature recorded at noon is over 40 degrees.
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Tesla's super weapon can wipe out the army from hundreds of kilometers
Genius scientist Nikola Tesla once cherished manufacturing
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X-rays allow you to see small nanometer-sized edges buried deep in the CPU
Advanced technology is applied to detect errors before putting a new CPU on the market.
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Can take X-rays of the Earth by storm
By using a network of detectors in Japan, scientists have discovered a rare kind of tremor from deep within the Earth called
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The strange story is true: Men breastfeed with their own milk
No transgender issues have any gender problems, but these men still have breast milk.
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Shelf life of sunscreen
UV protection of sunscreen lenses is claimed to decrease over time.
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We are exposed daily to these radioactive sources
You will be surprised because the familiar items around you contain radiation. Accordingly, each year our body receives radiation equivalent to 600 mrem / year.
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If you have the ability to see through, Superman will cause cancer for everyone around
Any girl would like to meet hero Superman once in her life. But you should rethink this because his supernatural eyes with X-ray vision can cause cancer to you.