Top 5 Deadliest Substances on Earth

Top 5 Deadliest Substances on Earth
There are natural poisons that lurk in bacteria, plants, and fungi pretty much everywhere, and they're there for good reasons (according to the organisms that produce them) - but what is it about their chemical make up that makes them so poisonous? How do their toxins attack the human body with such deadly efficiency? Discover the answers to these and other questions as Hank talks about some of the most deadly natural substances in the world.

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Top 5 Deadliest Substances on Earth



Zadron Xion - 2017-11-18
Death Caps and Destroying Angles sure are fun guys!

CR7 SOCCER SUPERSTARS 21 - 2017-11-17
Who clicked just because of the thumbnail????

I DID 😋😋🤗

Eric Weng - 2017-11-15
Anything can be deadly if paired with addiction

Rosetta Cole - 2017-11-12
When you said we shouldn't eat a bowl full of apple seeds, is it bad that I got disappointed?

poneless bizzia - 2017-11-12
Welcome to the Ricin fields motherfucker

AusumnPlayz / TrueAC - 2017-11-09
Dabbing kills 100% of people.

Tobias Nance Jr - 2017-11-08
How dare these scientists harm inocent little animal I hope they die slowly and painfuly and I curse them with bad luck and suffering I hope they rott in hell

Lars Arvidsson - 2017-11-06
Check out Abrin. Ricins evil releative.

Dark Energy - 2017-11-02
So if you got cancer take some ricin.

Phylush - 2017-11-02
With 8 grams of Botulinum Type-H I could kill every human :)

Raine Elliott - 2017-11-02
Should i never eat honey anymore???????

Indrajeet roy - 2017-10-29
Oh my God I ate a seed of that ricin tree a month ago. What shall I do?

hakuna matata - 2017-10-25
i thought bacteria couldn't handle honey

AggressivePoohcane23 - 2017-10-25
Where is Polonium?

Clare Mfantse - 2017-10-24
i love those mices to pieces

Daniel Orosco - 2017-10-23
i always eat the apple seeds but this bothers me tell me more if i will die or not

Derek Knight - 2017-10-23
Astounding! Thank you.

My name is Katerina and I am the farmer's daughter - 2017-10-22
who else had just stuck an almond in their mouth when he said cyanide is in almonds

Littletale Asgore, The Lost Soul - 2017-10-17
Instructions to kill the world unclear, got hand stuck in toaster.

DØPÊ - 2017-10-17
Stricnine? I think I met him on my trip to Germany.

Birdofplay60a - 2017-10-17
I've developed Pellebaphobia.

ZEIG HAIL - 2017-10-16
I guess ricin is cheaper than chemo

yvar dietvorst - 2017-10-16
Fun fact:
Botulinum is actually diluted by plastic surgeons. It's called Botox.

Mr. Saturn - 2017-10-15
The cell is the powerhouse of the mitochondria

Kaden Bullock - 2017-10-15
Is it dangerous to sleep with my phone by my head?

Arnav Neil Ignatius - 2017-10-14
hey whatcha doin
eating rice
oh so ur ricin

Rosetta Cole - 2017-10-13
I thought babies couldn't eat honey because it was so sticky. This whole thing is so sad!!!!!!!!

Richa Daiya - 2017-10-13
Before I start this video, WHY IS TGERE HONEY ON THE COVER??!!

wb5704 - 2017-10-13

RYMAXRULES - 2017-10-12
Boulusion type h can kill you with a bot as much as a red blood cell ways (If I the spelling)

Kyth Dashian - 2017-10-11
There are two types of drivers in the world.. The RICIN and TUNER

bob Fisher - 2017-10-10
Isn’t polonium the most deadly?

Sid Zilpe - 2017-10-10
OMG I have too many strchnine trees in my surroundings !!!!!!!!!!!!!!!!!!!!!!!!!!!

Phoenixian Mark - 2017-10-09
99+0.99×10^-999999999999 people who inhale oxygen will die

Sarah Penttinen - 2017-10-08
I just had a spoon of honey

Geeky Winse - 2017-10-08
I was watching this while I was supposed to be doing my homework. Can you guess what gave me more knowledge?

Solomon Mao - 2017-10-06
Crap. I just ate an apple

Xephorus3 Xoddron - 2017-10-05
crazy stuff

Hometv67 - Animator And Gamer - 2017-10-04
My Destroying Angel Friend Is Unfortunately A Penis... 8:54

Chip's Negative Harmony Rips - 2017-10-04
scishow bob

Emme Clowdus - 2017-10-02
Well when I was a few moths old sometime before I was one I was eating honey, and lots of other stuff I shouldn't have been now I'm a teenager and I'm still alive!

Ryan Park - 2017-10-02
The powerhouse is the cell of the mitochondria

Alexis Peng - 2017-10-02
Soon there's going to be a poison that can kill an infinite amount of people with a single compound.

English Conquistador - 2017-09-30
3:40, is there any other way to asphixiate?

Anastasia Majick - 2017-09-28
Great. Now I'm afraid of pickles and castor oil.

Catherine Pelin - 2017-09-27
the video was so informative and then you scroll down to the comment sections and suddenly you dont know where you are

Lady.Whatever - 2017-09-27
Cyanide is also found in cherry seeds

ROFLfruit - 2017-09-25
The meme is the powerhouse of the sanity

FortNikitaBullion - 2017-09-25
How about polonium-210?

Matthew White - 2017-09-25
We could do the test on death row inmates and sex offenders they’re awful people who don’t deserve to live

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