In mechanics Archimedes discovered fundamental theorems concerning the centre of gravity of plane figures and solids. His most famous theorem gives the weight of a body immersed in a liquid, called after him, Archimedes' principle - that a body immersed in a fluid is subject to an upward force (buoyancy) equal in magnitude to the weight of fluid it displaces.
Continue to include good fats, such as olive and fish oil, in your diet after gallbladder surgery, according to Dr. Mary Enig, author of the book Eat Fat, Lose Fat: The Healthy Alternative to Trans Fats..
Follow your doctor's dietary guidance specifically. Photo Credit Noel Hendrickson/Blend Images/Getty Images. If you're like most people, your gallbladder goes unnoticed until problems arise. It's a small sac situated beneath your liver that collects bile, or juice necessary to digest fat from your diet. Bile contains a mixture of cholesterol, salt and other substances. Under normal circumstances, when you eat, your gallbladder contracts and bile flows into your intestines. A number of problems can impede gallbladder function. If you have gallbladder sludge, your doctor may recommend avoiding certain foods until your issue resolves.