Is blood red or black?

Is blood red or black?

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If your blood is black you aren't human.

Reck

So it's black?

So it's black?

Depends. If its from small blood vessels - its red, from major ones - black.

So it's black?

It's always red, but is a very dark red when it doesn't have oxygen in it

So it's black?

In humans blood is always red.

So it's black?

yes, are you retarded or something?

So it's black?

...

So it's black?

it's really brown actually

So it's black?

SAGE

So it's black?

So it's black?

So it's red?

blue if human, black if nigger

So it's black?

It's only red if it has oxygen in it. Otherwise it's blue.

So it's black?

Its blue.

So it's black?

So it's black?

So it's black?

So it's black?

So it's red?

So it's black?

no sorry im human, maybe yours is black?

So it's black?

So it's red?

so its black?

So it's black?

So it's black?

No silly its red

so its black?

So it's black?

It's red you fucking idiot

so its black?

So it's blood?

so its black?

So its white?

Checking those double dubs

And also no its red

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So it's red?

so its black?

So it's black?

red u idiot

so its black?

you write "So it's black?", your triple gay.

So it's red?

Yeah it is

so its black?

So it's black?

so its black?

So it's black?

So it's red?

No it's black

>not triple gay cause no caps on "s"

NIGGA

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Blue.

Retard.

Blood is blue until it comes into contact with oxygen.

so its black?

So it's black?

So it's black?

so its black?

ENOUGH

So it's black?

So it's black?

So it's black?

so its black?

So it's black?

It's red

So it's black?

So it's black?

So it's black?

Oxygenated blood is red. Venous (deoxygenated) blood is red. Faggots.

So it's black?

So it's black?

I've heard this all the time when I was a kid. How much truth is there to this?

BOI IMA BOUTA

So it is not not red?

So it's black?

So it's black?

So it's black?

Obviously it isn't black or it wouldn't work.

So it's black?

So it's black?

You both suck so much cock, and...

So it's black?

So it's black?

So it's black?

So it's black

And one of those is me;)

So it's black?

No silly it's red

That's not fucking true... why do people still think this...

When you draw blood you fill it into a vacuum tube, and it's red. If it interacts with oxygen the potassium levels falsely increase and the lab will send it back.

So it's black?