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  • We all like to spice up our meals,

    我們都喜歡對我們的餐點做調味

  • but did you know that 129 teaspoons

    但你知道 129 茶匙

  • of pepper, all at once, could kill you?

    的胡椒粉,一次吞下的話,會殺了你嗎?

  • Perhaps more concerning is that

    也許更令人關心的是,

  • eating as little as a few teaspoons of nutmeg

    吃少量茶匙的肉荳蔻

  • can induce convulsions, palpitations,

    會招致痙攣、心悸、

  • nausea, and possibly death.

    反胃以及可能會死亡

  • Of course, sugar has also been linked to

    當然,糖也與

  • a myriad of diseases, but for a 150-pound

    許多的疾病有關,但一個重 150 磅

  • person, 10.5 cups of sugar at once

    的人,一次吃 10.5 杯的糖

  • is deadly.

    是致命的

  • With that much sugar, you might also

    吃那麼多糖,你也可能

  • develop some serious cavities,

    會有嚴重的蛀牙

  • but don't go eating toothpaste.

    但別去吃牙膏

  • Flouride is very safe in small doses

    氟化物在少劑量的情況下是非常安全的

  • and can help fight cavities,

    而且對抗蛀牙有幫助

  • but ingesting around 24 tubes with

    但如果攝取 24 條

  • 170 milliliters, or 6 ounces, each

    每條 170 毫升,或 6 盎司

  • could be fatal.

    會是致命的

  • If you're trying to avoid wrinkles,

    如果你正在試著避免長皺紋

  • just know that 68 nanograms of botox

    只要知道說 68 纖克的肉毒桿菌

  • is lethal.

    是能致死的

  • It does stand for botulinum toxin, after all.

    它畢竟是肉毒桿菌毒素的代表

  • Of course, injections use a tiny fraction of that amount,

    當然,拿來注射的量只是上述的一點點而已

  • which prevents nerves from firing,

    避免了神經被觸發

  • essentially paralyzing muscles.

    實際上癱瘓了肌肉

  • And while you've always been told

    當你被告知

  • to eat your fruits and veggies,

    去吃水果跟蔬菜

  • enough oranges and you'd be

    以及定量的柳橙,那你就會

  • overdosing on vitamin C.

    攝取過多的維他命 C

  • Granted, you'd need to eat about 11,000 at once

    當然,你要吃大概 11,000

  • to reach this dosage.

    才能達到這個量

  • 809 vitamin supplements would do the same.

    809 個維他命補品也會達到一樣的效果

  • If healthy food makes you

    如果健康的食物讓你

  • run the other way,

    跑得遠遠的

  • don't go too fast. Though our bodies

    別跑太快。雖然我們的身體

  • can handle amazingly fast speeds,

    可以承受極快的速度

  • we're not so great at acceleration.

    但我們並不擅長加速

  • The earth is flying around the sun

    地球繞著著太陽轉

  • at around 1600 kilometers an hour,

    以大約 1600 公里的時速

  • and it doesn't phase you.

    而你不會感覺到這個

  • But if it started accelerating to a faster

    但當他開始加速到

  • speed, we'd all feel the jolt.

    一個更快的速度,我們會感受到搖晃

  • 14 Gs of lateral acceleration, and your

    14 G 的橫向加速度,而你的

  • organs would start to tear loose from one another.

    器官會開始彼此分開

  • Running fast will also

    跑得很快同時也會

  • warm you up,

    讓你感到溫暖

  • but when internal temperatures

    但當體內溫度

  • exceed 40 degrees celsius,

    超過攝氏 40 度時

  • heat stroke will kick in and could

    心臟病會發作,且

  • potentially lead to death.

    可能會導致死亡

  • Sweating can help cool you down,

    流汗可以讓你降溫

  • but with any extreme heat, dehydration

    但在極熱的狀況之下,脫水

  • sets in, causing decreased blood flow

    會發生,造成血液流向

  • to vital organs like the kidneys

    重要器官如腎臟的量變少

  • and the brain.

    頭腦也是

  • As a result, they begin to shut off,

    因此,他們會開始停止運作

  • while the intestines break down

    當腸子壞掉

  • and release harmful bacteria

    且開始釋放有害細菌

  • into your bloodstream.

    到你的血液系統裡

  • Of course, cool your internal temperature

    當然,降低你的體內溫度

  • down too much below 21 degrees celsius,

    到太低,到攝氏 21 度以下

  • and your body enters a lethal phase

    你的身體進入一個瀕死

  • of hypothermia, which causes veins

    的低溫階段,可能會造成靜脈

  • to constrict and bloodflow to decrease,

    的收縮以及血流減少

  • focusing warmth on internal organs until

    專注在體內器官的溫暖直到

  • they begin to fail, too.

    一樣,他們開始壞死

  • If you're trying to see

    如果你試著去看

  • those internal organs,

    那些體內器官

  • try to avoid getting 7143 abdominal

    試著不要連續照 7143 張腹部

  • X-rays back-to-back, which is enough

    X 光,那已經足夠

  • cumulative radiation to kill you.

    累積足夠殺死你的的輻射量

  • This ionizing radiation has enough energy

    這些離子化的輻射有足夠的能量

  • to rip electrons from atoms.

    將電子從原子脫離

  • 5 grays of radiation is enough to kill 50%

    5 戈雷的輻射足以殺死 50%

  • of the population, which a nuclear blast could administer.

    的人口,跟核爆的效果一樣

  • If you're hiding from a nuclear blast,

    如果你在躲避核爆

  • be careful of eating too many green potatoes in your bunker.

    小心不要在你的地下碉堡裡吃太多綠馬鈴薯

  • The green color that forms on the skin

    在皮上的綠色

  • is actually chlorophyll,

    實際上是葉綠素

  • which isn't toxic,

    沒有毒

  • but indicates the presence of the toxin

    但他會在有毒素時出現

  • solanine, which is a defense mechanism

    茄鹼,一種防禦機制

  • against pests.

    防害蟲的

  • You might get sick from eating one,

    你可能會因為吃一個而生病

  • but eat around 25 of these medium-sized

    但吃 25 個這些中等大小的

  • green potatoes, and your life could

    綠色馬鈴薯,你的生命就會

  • be on the line.

    岌岌可危

  • What's good for our own

    那些攝取些微劑量

  • survival in small doses

    是對我們好的

  • can sometimes be lethal,

    有時候是致命的

  • like potassium.

    像是鉀

  • Potassium ions are essential for nerve

    鉀對神經衝動

  • impulses and muscle contractions, but

    以及肌肉收縮來講很重要,但

  • potassium chloride is also used

    氯化鉀也會被用於

  • for lethal injections.

    致命的注射

  • You'd need to eat about 480 bananas to

    你大概需要吃約莫 480 根香蕉

  • reach this lethal amount, but your

    才能達到這個致死量,但你的

  • stomach might burst before you reach that.

    肚子可能會在你吃到那個量前先爆炸

  • Just remember, the dose is the poison.

    只要記得,劑量是毒藥

  • If you want more examples

    如果你想要更多

  • of weird things that could kill you,

    可以殺死你的奇怪例子

  • check out part 1 of this video.

    查看這影片的第一集

  • You can also watch our latest video,

    你也可以看我們最新的影片

  • "When Scientists Go to Music Festivals"

    「當科學家去音樂盛會」

  • if you're looking for a good laugh

    如果你在找點樂子

  • and some facts and stats to impress your

    和一些可以令你愛好音樂的朋友印象深刻的

  • music-loving friends.

    事實和數據

  • And subscribe, for more

    訂閱以在每周四看更多

  • weekly science videos every Thursday.

    科學影片

We all like to spice up our meals,

我們都喜歡對我們的餐點做調味

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