... : bright looking, smooth touch, solid texture; a small number of but necessary lines and bubblesOpening process: cold cutting, grinding, polishingPrice ... 30 daysAttention: This is not a toy. Keep out of reach of children. Never leave burning candle unattended. Always place candle holder ... more lines and much bigger bubbles at the obvious part of the glass6) hardness- good glass is hard and strong, ...