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It is said that human beings first met with glass 5,000 B.C. So that human beings have been living with as long as 7,000 years. We think that handling glass is one of our life time works, and we are very happy to deal with the genuine article.
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∙ 14y ago
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8 GLASSES of water equal what?
No units of measure other than 'glasses specified....8 glasses = 8 glasses
Is it okay to wear prescription glasses when doing an experiment?
Prescription glasses generally do not provide sufficient eye protection, particularly on the sides. There are several styles of laboratory eye protection that are designed to fit over prescription glasses; you should wear the prescription glasses and safety glasses or safety goggles as well. It's also possible to buy prescription safety glasses, but they're fairly expensive. Again: Ordinary prescription glasses are not a substitute for safety glasses/goggles.
How many glasses of water is 2.5 liters?
1 liter is equal to 4 glassess 2 liter is equal to 8 glasses 0.5 liters is equal to 2.5 glasses Therefore 2.5 glasses is equal to 8+2.5=10.5 glasses or 10 and a half glasses.
How do you avoid the accidents to wear safety glasses?
wear a helmet rather than safety glasses
What do safety goggles protect your eyes from?
Yes, they can save you from being blinded by a flying chip or a droplet of splashed acid or whatever the particular hazard is in your workplace. If they're dirty or if they're cheaply made, they can also cause eyestrain. There are not thought to be any long term vision effects from eye strain, but if you want to avoid it, use good glasses, and keep them clean and avoid scratching the lenses.
Where can you get X-ray glasses?
You can't get X-ray glasses. They don't exist.
Do the glasses in National Treasure exist?
For all I know, no. The glasses don't exist. They were probably especially made for the movie. But, Benjamin Franklin did invent the first bifocals, and maybe they even looked like the ones in the movie!
Do glasses that can see threw your close exist?
No, but have been known to improve spelling!
Does the chemical formula Na2Ooxygen exist?
Sodium oxide is a chemical compound with the formula Na2O. It is used in ceramics and glasses.- From the WikipediaYes Na2O does exist.
Are holographic technology already exist?
yes,3D Holograms without glasses exist. film based image is projected into the air. check out zebraimaging.com
Where can i get ray ban prescribed glasses from?
I need long distance glasses, loads of people have ray ban glasses and i have no idea where i get them from! I know you can get the sunglasses from the internet but what about the per scribed glasses?
Can reading glasses cause frontal headaches?
If you where your reading glasses too long you acually can get a headache.
How long do your glasses last?
1 to 2years
Is butterfly glasses fair for a black long on animal jam?
No it is not. Butterfly glasses can be purchase in Epic Wonders, so the black long spiked collar is worth so much more than the butterfly glasses
When did john Lennon get glasses?
he had glasses for a long time but when the beatles first started out he wore contacts instead
Are the glasses on the movie 'National Treasure' real?
They are a movie prop built , and used to explain the story line . They do not exist .
How long does Glasses take to break down?
forever.....
