Dirt type | Cleaning agent | Comments |
Algae | Specialised cleaning agent: | |
Bitumen | Organic solvents | E.g. petrol, acetone or scouring pastes. Remove coarse dirt using wooden scraper if possible |
Pencil strokes | Mechanical cleaning | Etching, scouring powder |
Blood | Alkaline cleaning agent – weak | Do not use hot water! |
Expansion joints, residues | Mechanical cleaning | Remove coarse dirt with a wooden spatula if possible |
Epoxy resins | Scouring paste, special cleaner | |
Vomit | Alkaline cleaners - weak | |
Excrements | Alkaline cleaners - weak | |
Paint splotches | Organic solvents | e.g. petrol, acetone or "stripping pastes". Remove coarse dirt with a wooden spatula if possible |
Grease | Alkaline cleaners - strong | For extreme contamination: Solvents |
Felt-tip pen | Alkaline cleaners, organic solvents | |
Joints, dirty | Alkaline cleaner | support mechanically, e.g. with brush Text |
Rubber abrasion | Mechanical cleaning | Etching or scouring powder |
Coffee | Alkaline cleaners - weak | |
Lime deposits | Acidic cleaner | |
Lime soap residues | Acidic cleaners - weak | |
Chewing gum (dried) | Spray for freezing | Available in pharmacies; ice the dried residue, then tap |
Lipstick | Alkaline cleaners - weak | |
Metal abrasion | Acidic cleaner | mechanical support (e.g. brush) |
Moss | Special cleaner: moss remover | |
Nail Polish | z. e.g. acetone | |
Oil | Alkaline cleaners - strong | For extreme contamination: Solvents |
Plant residues | Special cleaner: | |
Rust deposits | Acidic cleaner | |
Red wine | Alkaline cleaners | |
Mildew, black | Chlorinated cleaners, mould remover | |
Tar | Organic solvents | z. e.g. petrol, acetone or "stripping pastes". Remove coarse dirt with a wooden spatula if possible |
Urinary calculus | Acidic cleaner | |
Wax | Hot water Alkaline cleaners - strong | For extreme contamination: solvents, working pastes |
Water colours and other water-soluble colouring substances | Water, alkaline cleaners - weak |
Spot removal lexiconJaqueline Fillipp2020-08-20T14:08:18+00:00