this post was submitted on 07 Sep 2024
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TIL to keep track of units (cdn.ebaumsworld.com)
submitted 3 months ago* (last edited 3 months ago) by [email protected] to c/[email protected]
 
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[–] garfaagel 163 points 3 months ago (7 children)

cal≠kcal

1 gallon gasoline contains 31 million small calories, while the human caloric requirements are given in large calories. 1000 small calories = 1 large calorie. So the calculations are off by a factor of 1000. The confusion stems from the fact that both are commonly referred to as "calories", for some stupid reason.

So in reality you would have to drink another gallon in just 2-3 weeks.

[–] [email protected] 48 points 3 months ago (2 children)

Assuming you could process it without ill effects.

If you thought having Nestle was bad, Can you imagine if BP was involved in food?

[–] [email protected] 17 points 3 months ago (3 children)

What makes you think that oil is not involved in food?

[–] [email protected] 6 points 3 months ago (1 children)

Fair point, but I meant mostly in the context of wholesale products derived mainly from Petroleum.

[–] [email protected] 8 points 3 months ago (2 children)
[–] [email protected] 10 points 3 months ago (2 children)

Sir, please put down the spatula and step away from the kitchen slowly, and no one has to get hurt.

[–] [email protected] 4 points 3 months ago

no one has to get hurt

Wise of you to lie to someone you want to do something.

[–] [email protected] 1 points 3 months ago

Up to ten fossil energy units as input for one food energy units as output.

[–] [email protected] 2 points 3 months ago (1 children)

The lumber industry is involved in food.

I'll just let you digest the horror of that. But uh also. Don't Google petroleum products in food. You'll be happier.

[–] [email protected] 4 points 3 months ago (1 children)

What's wrong with forest products being used in food? I see nothing wrong with that. 🤣

[–] [email protected] 2 points 3 months ago

Well they claim it's sterilized but these are also corporations that will kill people for profits without a second thought.

[–] jballs 16 points 3 months ago (1 children)

Everything you said was correct, except the last sentence. Still pretty sure drinking a gallon of gasoline would be enough to last you your entire life.

That life would just be less than 2-3 weeks.

[–] [email protected] 10 points 3 months ago

Fun fact: Most people can drink about a liter of gasoline and not die (short term), about 8500 kcal.

https://en.m.wikipedia.org/wiki/Median_lethal_dose#Examples

[–] [email protected] 15 points 3 months ago (1 children)

Damn. I definitely don’t do more work than a car in 12-20 days. I guess that makes sense

[–] [email protected] 2 points 3 months ago

Non sequitur: I love your username. Very clever.

[–] [email protected] 14 points 3 months ago (1 children)

The maths a little off, it wont last him 30+ years; but he's absolutely correct with that final statment. If he chugs a gallon of gasoline; he won't need to eat for the rest of his life.

[–] [email protected] 7 points 3 months ago

Build a man a fire, keep him warm for a day. Set a man on fire, keep him warm for the rest of his life.

[–] BigDanishGuy 10 points 3 months ago (2 children)

"large calories"?!? The name is kilocalories

[–] [email protected] 17 points 3 months ago

Are you trying to make Americans use the metric system? They have started wars for less, dude!

[–] [email protected] 2 points 3 months ago

you are right ... but sorry : that stupid way of calling it is really in use in America.

[–] [email protected] 5 points 3 months ago

Fats and oils have about the same energy density as gasoline.

[–] [email protected] 3 points 3 months ago (1 children)

Still goes to show how energy dense the gasoline is.

[–] [email protected] 5 points 3 months ago (1 children)

Basically same as vegetable oil.

[–] [email protected] 5 points 3 months ago (1 children)

Since used vegetable oil can be used in place of diesel, I'd guess vegetable oil is more energy dense than gasoline...

[–] [email protected] 2 points 3 months ago* (last edited 3 months ago)

So based on a random articles I found in internet, mass density of vegetable oil is around 900kg/m^3, and gasoline 800kg/m^3, and since we know that E (energy) equals to m (mass) times c^2 (speed of light squared), we can tell that veggie oil indeed is more energy dense than gasoline.