Oil per weight - Source to table
1kg of chicken - 300ml oil
1kg of bread - 210ml oil
1kg of tomato - 650ml oil
Nutrition per oil
Chicken - 0.9g protein/ml oil
Bread - 0.42g protein/ml oil
Tomato - 0.1g protein/ml oil
To see more about this see environment expert Vaclav Smil's book How the world really works (alternate subtitles, same book, including:) A Scientist's Guide to Our Past, Present and Future
https://www.amazon.com/How-World-Really-Works-Science/dp/059...