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  • We all know to stay away from poisons like mercury where ingesting a 200mg dose would kill you.

    我們都知道要和毒物保持距離,像是水銀。如果一次攝取 200 毫克的水銀將會使你死亡

  • or polonium, which only requires one gram of vaporized substance to wipe out 50 million people

    同樣危險的毒物還有釙,只要一克氣化的釙就足以消滅五千萬人

  • But did you know that 70 cups of coffee contains

    不過你知道 70 杯咖啡所含的

  • enough caffeine to kill a 70kg person?

    咖啡因量足以殺死一個 70 公斤的成人嗎?

  • This amount of caffeine can trigger heart palpitations or even cardiac arrest

    這個量的咖啡因可能引起心悸,或甚至是心搏停止

  • Prefer alcohol as your beverage of choice?

    喝飲料時總是更喜歡選擇酒精飲料嗎?

  • 13 consecutive shots could be lethal too.

    連續喝 13 小杯烈酒也會致你於死地

  • Because alcohol is a depressant,

    因為酒精是一種鎮定劑

  • the area in the brain controlling basic life functions

    它會讓你的大腦裡控制基本生理功能的區域

  • like breathing and heart rate begin to shut down

    — 像是呼吸或是心跳 — 開始停止運作

  • Too much liquid in general can be dangerous as well

    喝太多水事實上也很危險

  • Though it takes a lot, water intoxication from around 6 litres causes brain cells to swell

    雖然要達到危險的程度要喝很多啦,大約 6 公升的水會引起水中毒並讓腦細胞腫脹

  • leading to headaches, seizures, comas, and even death in extreme cases

    水腫的腦細胞會造成頭痛、癲癇發作、昏迷、甚至在某些極端情形下會死亡

  • But if you stop drinking water, or consume too much salt

    但如果你不喝水,或者攝取太多鹽分

  • your cells will start to shrink, leading to the condition known as hypernatremia

    你的細胞會開始萎縮,造成所謂「高血鈉症」的情形

  • 48 tsps of your favourite seasoning at once

    一次攝取 48 茶匙你喜歡的調味料

  • is enough to trigger this reaction

    也足以引起這種反應

  • also leading to seizures, coma, or even death

    同樣也會造成頭痛、癲癇發作、昏迷、甚至是死亡

  • Stick your head under water or simply hold your breath

    把你的頭固定在水下,或僅僅只是停止你的呼吸

  • and it takes around 4 minutes without oxygen to cause severe brain injury

    大約四分鐘後,缺氧將造成你的大腦嚴重損傷

  • and at 6 minutes, you could die

    大概 6 分鐘後你就會死去

  • However, in extreme cases, some free divers have been able to hold their breath for over 20 minutes

    然而一些極端的例子也顯示,有些自由潛水者能夠屏息超過 20 分鐘

  • Cherries can also deprive you of oxygen

    櫻桃也能奪走你的氧氣

  • Say what?

    「你說什麼?!」

  • If you ever swallow a cherry pit, you shouldn't worry too much

    如果你曾經吞下櫻桃核,其實不用太緊張

  • just don't bite into one

    只要不要咬它就好

  • One or two ground cherry pits contains

    一或二個磨碎的櫻桃核

  • enough cyanide to take you down

    含有足夠讓你病倒的氰化物

  • and these cyanide ions inhibit the enzyme Cytochrome C Oxidase

    這些氰化物離子會抑制我們體內一種稱為「細胞色素 C 氧化酶」的酶類

  • causing your cells to be unable to use oxygen

    使你的細胞無法利用氧氣

  • Speaking of a lack of oxygen,

    說到缺氧

  • it's at around 8000ft above sea level that

    大約在海拔 8000 英呎 (約 2438.4 公尺) 的高度下

  • our bodies can no longer acclimatize to the limited oxygen

    我們的身體無法適應該高度有限的氧氣量

  • This is known as the "death zone" in mountaineering

    這種情形在登山圈裡稱為「死亡地帶」

  • Simply being too tall can also kill you

    僅僅是長太高也可能殺了你

  • In the 1930s, Robert Pershing Wadlow reached 8'11"

    在 1930 年代,Robert Pershing Wadlow 達到了 8 呎 11 吋 (約 272 公分) 的驚人身高

  • This height put severe stress on his circulatory system

    這個身高對他的循環系統造成了嚴重的壓力

  • and structural pressure on his bones

    也對他的骨頭造成結構性壓力

  • and he died at the young age of 22

    結果他在很年輕時就死了,得年22歲

  • Researchers have hypothesised that every inch above 5 feet takes 1.3 years off your life

    學者們有提過一個假設,如果你的身高在 5 呎 (152.4公分) 以上,每多一吋身高你就會少活 1.3 年

  • If you're worried about your pet's life, you may have heard not to give them chocolate

    如果你擔心你的寵物的生命安全,你應該曾聽說過別讓牠們吃巧克力

  • The same chemical, Theobromine, can kill us too

    巧克力內會使寵物中毒的化學物質 — 可可鹼,同樣能殺死我們

  • Our bodies metabolise Theobromine more effectively though

    儘管我們的身體對可可鹼代謝的效率比寵物更有效率

  • with 1000mg/kg being lethal to humans

    一次吃下 1000ppm 的可可鹼仍會致死

  • which is the equivalent of 85 full-sized chocolate bars at once

    相當於一次吃下 85 條巧克力棒

  • You may want that many chocolate bars after getting high

    大概是很嗨之後你才會想吃那麼多巧克力棒吧

  • however, you would need to eat 22kg of marijuana to be at risk of death

    不管怎樣,如果你想讓自己處於死亡的危險,你大概需要吃掉 22 公斤的大麻

  • Smoke it, and the amount required to overdose is comically high

    如果是抽大麻的話,吸大麻過量的數值高得好笑

  • Approximately 680kg of pot within 15 minutes would induce a lethal response

    將近是在 15 分鐘內吸掉一鍋 680 公斤的大麻才會致死

  • Which may explain why there has never been a single documented death

    這個數據應該能解釋為什麼從來沒有一個死亡案例

  • directly linked to consuming too much marijuana

    是因為直接攝取過多大麻的

  • Blasting some amazing music may be fun as well,

    大聲播放好聽的音樂同樣很有趣,

  • just don't go above 185 decibels

    只要音量不要超過 185 分貝的話

  • The amount of air pressure from this could burst your lungs, or

    185 分貝的聲音所造成的空氣壓力能使你的肺部爆裂

  • alternatively, create an embolism that travels to your heart

    或是會在你的肺靜脈產生栓塞

  • It may also keep your neighbours up all night

    當然這麼大的聲音也會使你的鄰居整晚不能入睡

  • And, while it's uncertain how long the body can survive without sleep,

    我們不確定我們的身體在失去睡眠的情況下能活多久

  • studies on rats who underwent continuous sleep deprivation

    研究遭睡眠剝奪的老鼠後顯示

  • lasted around 2 weeks before dying

    牠們在死亡前能持續大約 2 周不睡覺

  • The world record in humans is just over 11 days

    而人類持續不睡覺的世界紀錄是 11 天

  • but surprisingly no long term effects were documented after he caught up on his sleep

    不過令人驚訝的是,在他補眠之後沒有留下任何長期的影響

  • Got a burning question you want answered?

    你還有其他急切想知道答案的問題嗎?

  • Ask it in the comments or on Facebook and Twitter

    那就在這部影片的下方提問,或者是到我們的 Facebook 和 Twitter 上詢問吧

  • And if you liked this video

    如果你喜歡這部影片

  • check out our previous one called "This is 200 calories"

    你可以看看我們先前的另一部作品「兩百大卡有多少?」

  • where we break down and compare different foods and drinks

    在這部影片裡我們分解並比較不同的食物和飲料

  • to put things in perspective

    來讓大家對卡路里更有概念

  • Be sure to like, share and subscribe

    最後,一定要幫我們的影片按喜歡,分享,或者訂閱我們

  • for more weekly science videos

    的頻道以便每周都能看到我們的科學影片唷

We all know to stay away from poisons like mercury where ingesting a 200mg dose would kill you.

我們都知道要和毒物保持距離,像是水銀。如果一次攝取 200 毫克的水銀將會使你死亡

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致命的東西其實超級多! (This Much Will Kill You)

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    Ryan 發佈於 2016 年 03 月 31 日
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