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11. (Dopping the Gems) 

ĿȦ , ν, ƽ, Ե ħ μǰ


ٿ ij(cabochon) (shape) , ϱ ƽ(wooden stick) ϰų (dop)ϱ⸦ Ѵ. ۾ ϱⰡ ξ ϴ. нƮ(facet) 鵵 Ǹ, ǥ ٵ ȭϰ 뷫 ũ⸦ ۾ Ͽ ġDZ⵵ Ѵ. κ нƮ κ(head) ǫ  Ǿ (cement) Ͽ ܴ ֵ ݼ Ѵ.

ĿȦ(alcohol) Ҳ 鿡 Ǵ ƽ Ѵ. Ǵ 켱 (hot plate) Ǵ ĿȦ Ǵ (Bunsen) Ҳ ݼ   Ѵ. Ǵ ⸧ Ǵ Ѵ. 150 ɱ ε巴 Ͽ Ѵ - հ ֵ ʹ ̰߰ ʴ´. ִ ʿÿ ߰ ϸ鼭 հ ڸ Ѵ. ̰ų ¿ ʵ Ѵ; ϴµ, ٸ.

ϻ ũ ij Ϲ кν(sealing wax) (flake shellac) ų ̴. ū ƴ; ׷, Ȯ, , з ְ ̴. ϸ , Ƹ, Ʒ Į ߸ų ߶󳻴 쵵 ̴. ۾ 鼭, ô , νκ Ƿ ʴ´. پ , оĿȦ(methyl alcohol) Ǵ 翰ȭź(carbon tetrachloride) ׸ ִ. ü ν Ͽ ϰ  , ȭ ô ׸ ȭ(fire extinguisher)μ ǥ(Carbona) θ Ǹŵǰ ִ.

ϰ 鿡 ν δ. ν ǵ ߰ſ Ѵ.

ν ƽ ٰ, ν ׻ , ν Բ ´.

پ  Ǵ ü Ǹϰ ִ ٿ 쿩 Ǵ ִ. ̰͵ ݺϿ Ƿ, ٷ ֵ ϴ ̴. 鿡 ͵ Եȴ: (1) (stick  shellac), ڱڽŸ ϴ Ǵ ÷Ͽ 浵 Ű ϴ 鿡Դ (flake) º ѵ, ö ̴. (2) кν(sealing wax) Ϻ μ ¸ ̿Ѵ. (3) ü (Chasers cement) (slab) 丷(wooden block) ȿ ε, (lapping), (sanding) ۾鿡 ϴ. (4) Ư ޻鿡 ִ. 

Ϻ Ư ۾ Ͽ, ϴ ȭŰ ִ. Ϲ, ܴ ϼ ū Ǵ ǥ鿡 ȴ. ۾̰ ټ ε ̴.

(dopping)

ο μǰ ּ Ǵ ݼ ִ (stove)̴. , ϴ (frying pan) ȴ.

Թڵ ϴ ޴´. ׸ Ͽ ȣ ƽ ߰ϰ ־ ۾ϴ ּ ν ̴. ⿡ ɵ Ѵ:

ν ν Ҳ ٷ 쿩 ̰ų ⿡ ν ̰ ƽ ν 㰡ٰ ٸ. Ⱑ ν ʴ´.

̸ ϸ ̰ Ʒ (Bunsen burner) Ǵ ĿȦ   ݼ ÷ ְ ȴ. հ ϰ Ѵ. µ( 140 °F (60 °C) ʴ´) õõ ̷ ܹ鼮(opal) ջŰ ̴. 

۾ϴ 25% Ż(drop off) ϹǷ ƽ鿡 100% ̶ ʴ´. , ϻ Ǹ ̸, ս ̴. ̳ ʵ Ѵ. ôϸ Ż ɼ . ƽ κ ν ߰ϰ ڸ ϰ ν ڸ ⵵ Ѵ. ۾ ϴ ν ۾ϱ⿡ ʹ ƽ νκ Ҳ Ų. ν հ ų, Į ߶ ̴.

 2 ٸ ִ. ν ε巯 ν ߰ſ 㰡ΰų, ν ̿ Į ̴.

߿ зε ϰ ֵ 㰡д. , 뿡 ȿ Ÿ ̴. ׷, پ ִ ν 鵵 ߶󳻰ų ĿȦ Ǵ ŸŸ(turpentine) 㰡 δ.

ν ų Ѵٸ, ʹ ִ. ̰ ν ̰ ж ÷ϹǷν ĥ ִ. ж 뼺(brittle) ٿְ ν Ÿ ش. ж ʹ ν ʹ ߰  ̴. ν Ϲ Ȯϰ ȥյǾ ִ.

11. (Dopping the Gems) 

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