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How do you make uv light?
by painting a plain bulb black
What is the best most elastic UV resistant most durable type of tubing to use for a slingshot?
Condom
What is a uv photon?
UV means ultraviolet, and a photon is a particle of light.
Why are CF Cs so damaging to the ozone layer when they are such stable persistent molecules?
CFC's are stable enough. But when they come in contact with UV, they decompose and deplete ozone.
Why holmium oxide is used in calibration of uv?
Because Only holmium can give sharp peaks in both UV and Vis range, Sharp peak is very rare in UV/Vis spectroscopy. It is very stable and doesn't absorb light at lower wavelength.
How does UV rays change the color of beads?
As they rays get weaker the UV beads lose color until its all white which means the UV rays are gone.
Why Potassium dichromate is used for calibrate the control of absorbance of UV spectrophotometer?
Potassium dichromate is used as the primary standard for UV spectrophotometry because of its properties. It is pure, stable, has no waters of hydration, and has a high molar mass.
What kind of materials are best for outdoor garden furniture?
You want to get a material which is resistant to UV radiation. This will be stated on the packaging. Redwood probably looks the best and is extremely durable compared to other woods. PVC and Nylon don't look all that great, but they are very durable.
Where do they get the energy they need?
From the Sun's UV rays (which practically means "sunlight").
What are cable ties made from?
Some cable ties have metal additives, most are made with a durable, UV stablized, nylon co-polymer. Ideal use is for wires, valves, and identification.
Most durable exterior paint?
100% acrylic paints are formulated to withstand UV rays and multiple freeze-thaw cycles so they are the preferred exterior coatings for exterior use.
Where do plants get the energy they need?
From the Sun's UV rays (which practically means "sunlight").
