Waste and Recycling

How do I dispose of...

Find out how to deal with most types of waste generated at the University

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Aerosols and gas canisters

Cans containing propellants, gases, liquids or aerosols under pressure.

Anatomical waste (secured)

Anatomical waste is human tissue, blood or body fluids, including heavily soaked materials e.g. swabs and dressings.

Aluminium and steel cans

Metal cans, used for food and drink - usually aluminium or steel.

Aluminium foil

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Animal bedding (secured)

All types of animal bedding such as straw, sawdust and similar.

Animal carcass waste (secured)

Animal tissue, blood and body fluid as well as small and medium carcasses, or heavily soaked materials (e.g. swabs, dressings).


Ash from the burning of organic or non-organic material.

Bathroom ware

Baths, sinks, showers, toilets and similar ceramics.

Batteries (hazardous)

Nickel cadmium, Mercury and Lead-acid batteries are hazardous and require special uplift.

Batteries (Li, Li-ion, Alklaline)

Lithium, Lithium-ion and Alkaline batteries are NOT hazardous but must never be placed into General Waste or Recycling containers.

Batteries (rechargeable)

Rechargeable batteries can be safely reused until they stop recharging. Once this has happened, they must be treated as hazardous waste and require special uplift.


Bedding, such as duvets, sheets, covers and similar.


Unwanted books of any kind.

Building materials

Various building materials, such as clay, plaster, concrete, cement, tiles, bricks, stones and similar.


Various items made of cardboard, large and small, such as packaging, boxes, birthday cards and similar.


Carpets and rugs, including carpet tiles.


Order replacement cartridge recycling boxes from Office Depot via the PECOS system.

Cartridges (broken)

Cartridges that are damaged or broken need to be wrapped in order to ensure that the contents do not leak.

Catalogues and Journals

All journals and catalogues with glossy covers.

CDs and DVDs

Disposal of unwanted CDs and DVDs.

Chemical Waste

Chemical waste is a waste that is made from harmful chemicals (may or may not be hazardous).

Cleaning products

Cleaning products.

Coffee cup

Coffee cups are made out of a variety of material. Some are reusable, some are compostable but no single-use cups are recyclable within the University's recycling bins


How to deal with a redundant computer (desktop or laptop)

Confidential Waste

Small scale confidential waste: papers, CDs, DVDs and tapes and that contain sensitive information.


Corks and products made from cork

Data storage devices

Data storage devices.

Electrical and Electronic Equipment (secured)

Equipment which is powered by electricity or batteries.

Extinguisher castings

Fire extinguishers.




All food and compostable material including compostable packaging such as Vegware.


All furniture.

Gas cylinders

For refillable gas cyclinders.

Glass (Broken, ceramic, flat and other)

Damaged pyrex, water jugs, drinking glasses, broken ceramic items (e.g. plates, mugs).

Glass (recyclable)

Recyclable glass includes clear, brown and green glass arising from bottles, jars and glass containers.


Spent inhalers used for personal reasons.

Junk Mail

Once you've separated it out, unsolicited or unwanted marketing mailings can be placed in your Mixed Recycling bin at work, or at home in your paper and/or packaging bins.

Knives (secured)

Knives, scissors, guillotines and other sharp metal items.

Laboratory glass

Glass from laboratories which is cannot be recycled.


Anything that is laminated

Lead pots

Lead tubs, lead lined isotope tubs.

Light bulbs (secured)

All bulbs or lamps, from incandescents to hazardous bulbs.

Medicinal (cytotoxic) waste (secured)

Any medicinal product or chemically contaminated biological waste that possesses defined hazardous properties.


Metal items such as signs, metal sinks, pipes, keys, locks and similar.

Metal furniture

Metal shelving units, filing cabinets and other metal furniture.

Musical instruments

Musical instruments.


Items that are not generally recyclable, including polystyrene, coffee cups, paper towels, composite materials (wrappers), mixed materials (sculptures, moulds), cigarettes

Oil (edible)

Cooking and other edible oils.

Oil waste and oil-soaked items

All non-edible waste oil (e.g. machine engine and lubricating oils - whether mineral, synthetic or readily-biodegradable) and oil-soaked items (e.g. oily rags, oil filters, etc.) that are hazardous.

Paints, varnishes and glues (secured)

Glue, varnishes, paints, bituminous based substances, and other substances used in the maintenance and upkeep of buildings and roofs.


All office and newspaper for example post-its, office paper, coloured paper, magazines, journals, catalogues, phone books, yellow pages, envelopes (not padded).

Paper Towels

All types of paper towels

Pest control

Dead pests

Petrol and other fuel products (secured)

Fuel such as petroleum, diesel, liquid gas

Plants and soil

Compostable materials, such as dead plants, leaves, pruning and similar, as well as uncontaminated soil or soil not arising from experiments.

Plastic envelopes

Plastic envelopes and envelopes with bubble lining.

Plastic packaging

Plastic packaging, packing material, plastic bottles, plastic pots and other plastics marked with recycling numbers 1, 2, 3, 4 and 5.


Polystyrene and other plastics marked with recycling numbers 6 and 7.

Radioactive waste (secured)

All radioactive waste.

Refrigerated equipment (secured)

Fridges, freezers, centrifuges and other refrigerated items.


Unwanted sculptures.


Any of the following : needles, scalpel blades, small pieces of glass (including glass slides), syringe bodies (unused or fully discharged).

Soil from research

Soil arising from research activity.

Stones and rubble

Stones and rubble.

Take away packaging

All types of take away food packaging


Textiles and clothing.


Metal tins such as paint tins (e.g. containing NON-food or drinks related products)



Wood (non-recyclable)

Wood products such as chipboard, MDF, laminate and sawdust.

Wood (recyclable)

Solid wood, such as pallets, wood crates, broken solid wood furniture.