NATS 1512 - lecture 1.1 - science and technology meet food

The scientific study of the processes through which food provides nourishment to

Nutrition science

scientific and technological research on the properties of food substances, aimed at inventing new food products and new methods of preservation and processing

Food science

Study the systems of food production

Agricultural science and environmental science

systemic study to obtain knowledge about the natural world, and the knowledge so produced

Science

Manipulation of nature of practical purposes, and the artifacts and systems so produced

Technology

Social processes - science involves agreement on what constitutes scientific knowledge, training, organization and interaction

Science and technology are both…

Has many significant consequence and good and bad, intended and unintended

Techoscience

Controversies often arise, concerning technical, social, political, and ethical issues

Technoscientific

A living organism is just a physical system governed by the laws of matter and energy

General characteristics of modern sciences: Materialism

Complex phenomena are reducible to the physical and chemical interactions of their simplest components, atoms and molecules

General characteristics of modern sciences: Reductionism

Scientific explanations must be derived from and supported by experiments

General characteristics of modern sciences: Experimentalism

Entangled technical, social, political, and ethical issues

Technoscientific controversies around food are:

Substances that we eat; commonly recognizable parts of a diet

What is an example of food?

Chemically identified components of foods that have been found to provide nourishment

What is an example of nutrients?

Carbs, Fats, Proteins

What are the macronutrients?

Monosaccharides, Disaccharides

Examples of simple Carbohydrates or sugars?

oligosaccharides, polysaccharides

Example of complex carbohydrates?

sugars and starches

Examples of digestible carbs?

dietary fibres

Examples of indigestible carbs?

Saturated fats and unsaturated fats

What are the two types of fats?

Monounsaturated, polyunsaturated

What are examples of unsaturated fats?

100000-150000

How many different types of proteins are in human cells?

Minerals and Vitamins

What are micronutrients?

Calcium, phosphorus, magnesium

What are major minerals?

Sodium, potassium, chlorine

What are examples of electrolyte mineral?

Iron, Zinc, Sulfur, iodine, fluorine, cobalt, copper, selenium, manganese, chromium, molybdenum

What are examples of trace minerals?

B complex and vitamin C

What are examples of water soluble vitamines?

A, D, E, K

What are examples of fat soluble vitamins?