Items that should not be flushed down the drain or toilet
- Cooking oil or other edible oils and grease
- Food leftovers (ground* or not), cooking oil or other edible oils, solid pastry leftovers (chocolate, creams, syrups, etc.)
- Condoms, sanitary towels, baby diapers, ear cotton pads, dental floss, cotton, wetties, cleansing wipes,
- Any solids like glasses, plastics, metals, wood, sand, soil, gravel, clothing, fabrics, rags and cigarette butts
- Detergents, cleaning products, bleaches and chemicals which are not biodegradable or environmentally friendly or chemicals which are chlorine or ammonia based or contain phosphates.
- Condensate from air conditioning units
- Bandages, syringes, blood, drugs, toxic, radioactive, contaminating or dangerous substances from medical, laboratory and other processes
- Toxic and dangerous substances, heavy metals (like antibiotics, medicine, mercury etc.)
- Mineral oils, lubricants, wax and any greasy substances
- Colouring substances (paints, dyes), solvents
- Pesticides and toxic waste
- Gasoline, petrol or other flammable substances, explosive mixtures
- Corrosive industrial chemical waste
- Ground-water or rainwater
- Items in liquid or gas form at temperatures higher than 65οC
- Sludge or sewage from biological treatment units
- Septic sewage (i.e. from waterproof tanks-septic tanks)
* The use of a waste disposal unit in the kitchen is prohibited.