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Food Science
Food Science is a multi-disciplinary field involving chemistry, biochemistry, nutrition, microbiology and even engineering of a biological nature. It integrates broad-based knowledge and focuses it on food. Quality, safety, and nutrition questions are just some of the areas dealt with in this category.
1,441 Questions
How do you extract menthol from mint leaves?
Steam distillation yield mint essential oil.
From the essential oil you have two options: Extraction, reduction, and purification. Or you can take the essential oil and perform a re-crystallization.
The first would be to take the distillant, dry it, and isolate your essential oil. Then perform an ethanol extraction on it several times to get most of the methanol out. Then NaOH washes to remove random impurities and alkaloids, then you want to dry it again (Na2SO4 would be ideal). Then you rotovap off your dried ethanol solvent. You should have crude methanol. Take this and perform a cold finger sublimation. Scrape your methanol crystals off the cold finger and bam, pure Methanol.
Or you can perform a re crystallization, but I'm not exactly sure what solvent you would use. so that would take more research, but I know it can be done.
Why are deep colored fruits so important?
Deep colored fruits contain healthy phytonutrients and antioxidants. It is recommended that you consume fruits and vegetables with a wide variety of colors in your diet.
How are polysaccharides are formed?
They are formed by repeating units of mono- or di-saccharides, joined together by glycosidic bonds.
Why are additives put into food?
Additives are put into food to make it taste better, look better and last longer. Sometimes, substances are merely applied topically. For example, ethylene gas is used to change the color of green oranges to orange, and carbon monoxide is used to restore or preserve cut meat's bright red color.
Even at home, we put additives into our food, for the same reasons. Salt, sugar and vinegar can be used to help preserve food.
I have a cholesterol reading of 6.6 the good cholesterol is 2.45 is this bad?
i am in risk my cholesterol is 6.6
How do you use homogenized in a sentence?
In America, milk is homogenized to prevent separation of the cream.
Homogenized milk is milk where the fat particles have been broken apart into very small particles by high sheer.
How do people make fresh food?
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Why would you use an acidity regulator?
You would use an acidity regulator to control the acid level in your recipe. This ensures that you do not have too much or too little acidity.
What is the difference between curd and churn?
Curd: a soft white substance formed when milk sours. Curds are used in making cheese.
Churn: agitating or turning. The term in cooking means churning (agitating or turning) milk or cream to make butter.
Starch in plants. Both glycogen in animals and starch in plants are polysaccharides that serve as storage forms of glucose. They are both branched polymers of glucose that can be broken down into glucose units when needed for energy.
A rocket propelled winged UAV (a winged flying bomb); (UAV-Unmanned Aerial Vehicle).
