Pollution - Solid wastes + Specialist wastes

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stwvlker
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Last updated: April 24, 2025
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First submittedApril 22, 2025
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Hint
Answer
SOLID WASTES SAY YAY
YAY
Sources
Mining
Sources
Construction
Sources
Municipal
Sources
Industrial
Sources
Agricultural
Factors in amount
Affluence
Factors in amount
Time of year
Factors in amount
Manufacturing and retail industries
Disposal methods
Landfill
Disposal methods
Incineration
Disposal methods
Recycling
Disposal methods
Compost
Landfill management
Prevent leakage of harmful fluids and gases
Landfill management
Polymer lining
Landfill management
Perimeter fencing
Landfill management
Pest control
Landfill management
Leachate collection
Landfill management
Methane collection
Landfill management
Deoderisation
Landfill management
Separation
Define incineration
Destruction by high temperature oxidation
Advantages
No sorting
Advantages
Electricity or heating
Advantages
Specialist wastes create fuel
For example
Tire derived fuel
Advantages
High temperatures and fast cooling reduce dioxin production
Advantages
Hydrocarbons chemically broken down
Disadvantages
Lost value
Disadvantages
Chlorine organic compounds release dioxins
Disadvantages
Maintenance of flammable or wet waste
Disadvantages
CFCs react with hydrogen to create hydrochloric acid
PIVOT TO SPOIL HEAPS SAY SAY YAY
SAY YAY
Sources
Mining
Sources
Quarrying
Sources
Coal fired power stations
Sources
Incinerators
Management of spoil heaps
Stability
Management of spoil heaps
Drainage
Hint
Answer
Management of spoil heaps
Nutrients
Management of spoil heaps
Topography
Management of spoil heaps
pH
Management of spoil heaps
Contamination
Management of spoil heaps
Toxic leachates
Management of spoil heaps
Heavy metals
Management of spoil heaps
Flammable wastes
Methods to increase stability (3)
Compaction, concrete rafts, vegetation
Alkaline waste is from ...
Steel
Alkaline waste supports ...
Rare plants
Such as ...
Cowslips
Methods to reduce heavy metals
Crushed lime filter to neutralise
Methods to reduce heavy metals
Covers to prevent particulate matter
Methods to reduce contamination
Phytoremediation
Define
Plants absorb heavy metals
Methods to reduce contamination
Bioremediation
Define
Bacteria digests petrochemicals
Problems with flammable wastes
Hydrocarbons can spontaneously combust
SPECIALIST WASTES SAY YAY AGAIN
YAY AGAIN
Effects of asbestos
Hazardous when it disintegrates and particulates become airborne
Effects of asbestos
Asbestosis
Define
Chronic lung disease
Define (7 words)
Scar tissue thickens alveoli, reducing lung capacity
Effects of asbestos
Specific lung cancer
Controls of asbestos
Double wrapped in heavy duty polythene
Controls of asbestos
Specialised landfill site
Sources of cyanide (CN-)
Paper manufacture
Effects of cyanide
Toxic enzyme inhibitor
Controls of cyanide
Incineration oxidises carbon and nitrogen
Specialist waste method...
Encapsulation
Which waste
Heavy metals and ILW
Method PT1
Mixed with cement slurry
Method PT2
Poured into impermeable container
Specialist waste method...
Vitrification
Which waste
HLW
Method PT1
Powdered and mixed with molten glass
Method PT2
Poured into steel container
Method PT3
Placed in ventilated concrete building
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