CHEMISTRY IN OUR LIFE

The Chemical Universe
-Chemistry is the study of atoms
-Atoms are the building blocks of nature
-Chemical Science is shaping our future

Chemistry of Flowers
Smell a Flower
The Fragrance is Chemistry
See a Flower
The Colours are Chemistry
Touch a Flower
The Structure is Chemistry

Chemistry in the Home
-Everything in your home is Chemistry
-Shower Gel, Wallpaper, Baked Beans…
-Teflon™ was discovered by accident
-Energy efficient, colour changing buildings

Paints
Pigment
Particles to add colour
Matte Paints
Particles to add texture
Non-Drip Paints
Polymers to change consistency

Improved Performance
-Our leisure time has been changed by Chemical Science
-Computer parts, sports equipment
-Carbon fibre is 3 times stronger than steel
-Better flat screen displays

Flat Screen Displays
The past
Cathode ray tubes
The present
Liquid Crystals
Plasma displays
The future
Light emitting polymers
Electronic Ink

Photography
-Chemistry makes the film
-Chemistry develops the image
-Chemistry prints the picture

Cooking is Chemistry
-Chemical changes are responsible for changes in flavour and texture
-Chemistry keeps food fresh
-Most E-numbers are naturally occurring
-Healthy Cream Cakes!
Ice Cream
-Complex Structure
Ice
Fat
Air
Sugar
-Stability

Energy is Chemistry
-Chemistry can be used to store energy
-Batteries are chemistry
-The Space Shuttle’s solid rockets burn 10 tonnes of fuel per second
-Cleaner sources of energy

Petrol
-Drilling Fluids
-Refining
-Fuel Additives
-Catalytic Converters

Green Chemistry
-Chemical science that is environmentally friendly
-More efficient production of the chemicals we need
-53% of people recycle paper - only 23% recycle plastic
-Cars powered by hydrogen

Organic Farming
-Use of natural pesticides and fertilisers
-Chemists isolate, develop and make these
-Even organic pesticides are chemicals!

Fashion
-Looking good is down to chemical science
-2-in-1 shampoos, non-iron shirts
-Toothpaste and paint have many similar ingredients
-Self-cleaning clothes

Synthetic Dyes
-Desired Colour
-Dye fastness
-Novel properties

Healthier Lives
-All medicines use chemical science
-Clean water through chemical science
-We live twice as long now as 100 years ago
-Cures for Cancer, AIDS…

Asthma Drugs
Container
Plastic shell
Active Ingredient
Pharmaceutical
Spray Formation
Aerosol
Image courtesy of GlaxoSmithKline

Biochemistry
-Human body is made up of 100 trillion cells
-Adult body is 50-65% water
-Carbon is key element in the body
-22 amino acid structures

Body chemistry
-Proteins-digest foods, fight infections, build organs, move muscles
-Enzymes are proteins
-Blood and oxygen
-DNA-genetic molecule