結果 : what is lead crystal used for
1:46

What is the diffrence between Glass, Crystal and Lead Crystal?

Chrismas Kitchen
106,223 回視聴 - 3 年前
37:32

Measuring the amount of lead (Pb) consumed when drinking from lead crystal glassware. Is it safe?

Applied Science
295,847 回視聴 - 1 年前
1:03

Testing an antique crystal glass for Lead. More info on Lead Safe Mama dot com

Lead Safe Mama
1,319 回視聴 - 1 年前
1:29

How to identify lead crystal - Joni Hilton

Joni Hilton
8,301 回視聴 - 1 年前
3:49

How to Identify Crystal Glass

City Farmhouse Antiques
62,154 回視聴 - 1 年前
10:31

Why Waterford Crystal Master Craftsmen Train For 8 Years | Insider Business

Business Insider
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3:49

Is there Lead and Cadmium in Glassware?

Lead Paint Detectives
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1:33

Why You Should Get Rid of Your Crystal Decanter

Stansberry Research
4,859 回視聴 - 7 年前
16:31

Making lead crystals that taste sweet

NileRed
3,832,043 回視聴 - 7 年前

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9:20

Growing lead crystals

NileRed
486,395 回視聴 - 6 年前
3:07

How Long Can You Leave Alcohol in a Crystal Decanter?

Advanced Mixology
22,388 回視聴 - 3 年前
3:39

Are Whiskey Decanters Safe? The Dangers of Lead Intoxication

Advanced Mixology
6,440 回視聴 - 3 年前

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1:03

TYPE OF GLASS [LEAD CRYSTAL GLASS]

WAN YAZAFRIANA WAN YAZAIRI
18 回視聴 - 3 年前
0:47

Is it safe to drink out of crystal glasses?

Λsk Λbout Solutions
146 回視聴 - 9 か月前
1:41

Large lead crystal find thriftin, very valuable vase

Kaz's Garden World
48,645 回視聴 - 3 年前
0:29

Genuine Lead Crystal Glass Vase Made in France

sugarplumdolls
149 回視聴 - 3 年前
19:27

Is It Glass or Crystal? Expert Tips for Identification

AntiquesArena
40,445 回視聴 - 4 年前
21:28

How fluorescence is used to help identify vintage glass

Small Joyful Things
13,281 回視聴 - 1 年前
1:38

Large Lead Crystal Glass Rose Bowl 6.75-inch diameter

Vintage Farmhouse Antiques
289 回視聴 - 2 年前
2:51

How to Grow A Lead Crystal Tree! Old Alchemy Demonstration.

TheBackyardScientist
457,746 回視聴 - 10 年前