Chemistry In Our Lives Flashcards
Chemist
A person who actually Manufactures medicine in the laboratory
Pharmacist
He/she gives the medicine
Pharmacy
Is the building a pharmacist works in
Rubber
Naturally occurring plastic
Natural materials
Wool,water,silk,crude oil,cotton,fur
Synthetic materials
Artificial or man-made EG nylon(tights),polyester(shirt),polythene(plastic bags ,glass, terylene(crease free), acrylic(yarn) and melamine (plastic plates)
Plastics are made from:
Crude oil
Fossil fuels
Are formed from the remains of plants and animals that lived millions of years ago. E.G. Coal, oil and gas
Methane
Natural gas is mainly methane (CH4)
Hydrocarbons
All fossil fuels are made mainly of the elements hydrogen and carbon
Fossil fuels produce
Carbon Dioxide (CO2) and water (H2O) when burned
Sulphur Dioxide
(SO2) is released on burning of some fossil fuels (coal and oil) which contain sulfur compounds
Acid rain
Sulfur dioxide combines with rainwater to form sulfuric acid
Acid rain (harm)
Kills fish,plants and erodes buildings
Fuel
A substance that burns in oxygen to produce heat is called a fuel