結果 : what is lead crystal made of

-
1:46

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

Chrismas Kitchen
105,348 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
295,438 回視聴 - 1 年前

-
1:08

Lead Crystal Hand Cut Glasses - Made in Poland - Anita Crystal Factory

b3czpl
9,476 回視聴 - 9 年前
4:59

How It's Made - Crystal Wine Glasses

S.S.™
35,061 回視聴 - 11 年前
1:29

How to identify lead crystal - Joni Hilton

Joni Hilton
8,118 回視聴 - 1 年前
10:31

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

Business Insider
570,415 回視聴 - 1 年前
0:29

Customized crystal lamp #crystal #crystallamp #house

忠艺水晶灯
18 回視聴 - 2 日前
7:35

Lead Crystal Identification & Food Safety

Prima Treasures
15,501 回視聴 - 3 年前
27:45

Hand cut lead crystal

Tom Bohemia Crystal
131,238 回視聴 - 10 年前
9:20

Growing lead crystals

NileRed
485,757 回視聴 - 6 年前
6:09

How lead crystal is manufactured - Wie Kristallglas hergestellt wird

Arnstadtkristallshop
22,676 回視聴 - 14 年前
3:49

How to Identify Crystal Glass

City Farmhouse Antiques
61,313 回視聴 - 1 年前
7:35

Secrets to Value Antique Crystal and Glass by Dr. Lori

Dr. Lori
220,345 回視聴 - 5 年前
0:16

How to tell the difference between crystal and glass vintage.

Sugar Maple Trading Co
30,680 回視聴 - 2 年前
1:03

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

Lead Safe Mama
1,288 回視聴 - 1 年前
7:49

How to QUICKLY identify LEAD CRYSTAL in wine glasses.

Stephanie
36,447 回視聴 - 5 年前
5:19

How It's Made Crystal Wine Glasses

It is interesting
2,003 回視聴 - 2 年前
10:52

GLASS FACTORY CRYSTAL BOHEMIA, A.S.

Kristýna Vencovská
49,997 回視聴 - 9 年前
1:41

Large lead crystal find thriftin, very valuable vase

Kaz's Garden World
48,549 回視聴 - 3 年前
0:14

How to Make a Quartz Crystal Cup

Miami Mining Co
45,878 回視聴 - 1 年前