It can be beetles that come off a cactus,

它可以是仙人掌上除下來的甲殼蟲

it can be the dried urine of a cow,

它可以是乾燥的母牛小便

little insects that grow on an oak tree,

長在橡樹上的小昆蟲

a chunk of lead that's soaked in vinegar.

一大塊浸在醋裡的鉛

It's truly amazing.

這真的令人驚訝

(cheerful music)

(愉快的音樂)

We're in Harvard University,

我們在哈佛大學裡

outside the Forbes pigment collection.

Forbes 館長的收藏《Forbes pigment collection》外頭

Pigment is a very small particle of colored material

顏料是個非常小顆的色彩材料

that is mixed in with a binding medium.

與結合介質混合

The pigment gives paint its color.

顏料給予畫作色彩

(Bright music)

(歡快的音樂)

The Forbes pigment collection has been brought together over several decades.

《Forbes pigment collection》 是 Forbes 館長花數十年時間收集而來

We have around 2,500 pigments.

我們有大約 2,500 種顏料

We have a lot of very unusual and very rare colors.

我們有很多非常獨特、非常罕見的顏色

So this is, I think, one of the more unusually named pigments.

所以這是，我覺得，其中一個名字非常獨特的顏料

It's called dragon's blood.

它被稱為，龍血

It doesn't come from dragons, it comes from rattan palms.

它不是從龍身上取得，它是從黃藤來的

And it give a very bright red pigment.

它產生一種非常鮮豔的紅色顏料

The unusual aspect of mummy has to do

獨特的木乃伊色素方面

with its source rather than the color itself,

是跟它的來源有關，而不是本身的顏色

and that comes from Egyptian mummies.

它是從埃及木乃伊解離而來

And it's the resin that's applied to the outside of the bandages.

它是運用在繃帶外頭的樹脂

I think the rarest color that we have

我覺得我們收藏的最稀有的顏色

is actually an entire ball of Indian yellow.

事實上應該是一整顆印第安黃的球

And this is a pigment that is made from the dried urine of cows

這是種用乾燥的母牛小便做的顏料

that are fed only on mango leaves.

這種母牛只會被餵食芒果葉

If you're looking at a work of art,

如果你正在觀賞藝術作品

and you want to understand what is original

而你想要知道哪個是原創

and what's a restoration, you will take

哪個是修復品，你只要

a tiny sample of pigment and analyze it.

一點點顏料的樣本，然後分析它

A lot of the pigments are actually toxic,

有很多顏料事實上是有毒的

so you don't want to handle the pigments

所以你不會想要摸過顏料

and then go out to lunch.

然後出外吃午餐

There's a green called emerald green

這裡有個綠色，稱做翡翠綠

that has an arsenic center to it.

裡面含有砷

We can use them for telling if something is real or not.

我們可以透過檢測，來告訴你某些東西是真或假

People will say this is by a certain artist,

人們會說這是來自某個有名的藝術家

and we can look at the materials that are used

而我們可以看看裡面使用的原料

and decide if those materials were available

判定裡面的原料是不是

during that artist's lifetime.

在那個藝術家的人生中可取得的原料

If not, then we have to look at

如果不是，然後我們就必須看看

who might have painted that picture.

可能是誰畫出這個畫作

I can't pick a personal favorite.

我沒辦法選擇個人最愛的

There's, it's like asking to pick a favorite child.

就像要求我選出一個最愛的孩子

No, the other 2,400 would feel left out.

不，其他 2,400 個會覺得很孤單

(laughing)

(微笑)

(relaxing music)

(緩和的音樂)