Case story database

Search for Successfully Implemented Alternatives

You can use the free text search function to find information in the case story database. Most suitable are: substance name and other substance identifier (EC- and CAS-number). You can refine your search after first entry for sector-, function- and process-categories. The case studies are meant to serve as source of inspiration and ideas for substitution. The alternatives are constantly being developed further. We therefore recommend that you to check in each individual case whether an alternative is suitable for your applications and purposes. If you are aware of any other relevant information that is not mentioned in the current case story, please contact SUBSPORTplus.

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Alternatives to Chromic Acid Cleaners in Laboratories

Chromic acid is widely used in many laboratories for cleaning glassware. Because of the hazards for health and environment some alternatives have been developed as commercial products, but also as laboratory-made substitutes.

Substitution of perchloroethylene in dry cleaners’ shops by “wet cleaning” systems.

Perchloroethylene is used as a solvent in dry cleaning. Perchloroethylene is a very toxic substance which is both an endocrine disruptor and a neurotoxicant. Female workers affected by health problems decided to open a “wet-cleaning” shop. Wet cleaning is based on the use water, water vapour and soap for the cleaning of clothes achieving similar results as dry cleaning without health and environmental hazards.

Substitution von Perchlorethylen durch Nassreinigungsverfahren in chemischen Reinigungen

Perchlorethylen wird als Lösungsmittel in der chemischen Reinigung verwendet. Perchlorethylen ist eine sehr gefährliche Substanz mit nervenschädigenden und endokrinen Wirkungen. Arbeitnehmerinnen, die von diesen Problemen betroffenen waren, beschlossen die Eröffnung einer Nassreinigung. Für die Reinigung von Kleidungsstücken nutzt die Nassreinigung Wasser, Wasserdampf und Seife und erreicht ähnliche Ergebnisse wie die chemische Reinigung, nur ohne Gesundheits- und Umweltgefahren.

Laser cleaning of waffle irons in production line

Food manufacturing and processing company cleaned waffle irons residues in a baking line automatically by a solid-state laser. Before substitution parts are manually cleaned with sodium carbonate and brushes.

Im nationalen Zentrum für Gesundheitsdaten und Seuchenschutz in Dänemark (SSI) ausgeführte Substitutionen.

SSI hat es geschafft, Borsäure, Ethidiumbromid und Ether durch Essigsäure, einen nicht-mutagenen DNA-Farbstoff und Natriumhydroxid zu substituieren. Derzeit wird an der Bewertung einer Alternative zu Trypanblau in der Zellfärbung gearbeitet.

Substitutions performed at the National Centre for Health Data and Disease Control in Denmark (SSI)

SSI have managed to substitute boric acid, ethidium bromide and ether with acetic acid, a non-mutagenic DNA dye and sodium hydroxide. They are currently working on validation of an alternative to Trypan Blue in cell staining.

Safer Alternatives to Solvent Aerosol Automotive Cleaning Products

This is a report from a study with the aim to identify products for automotive cleaning that functions well and that contain low or no amounts of volatile organic compounds (VOC). The alternatives tested included acetone and a soy based product. This project could identify a number of cleaners with zero or low content of VOC, who functioned as well as or better than the high VOC cleaners.

Entfernung von Kontaktkleber in Bootskabinen

Bei der Reparatur oder Erneuerung der Verkleidung in Kabinen von Segelbooten ist es schwierig, alten Kontaktkleber zu entfernen. Oft werden Lösungsmittel wie Xylol oder Aceton verwendet. Eine auf Pflanzenölen basierende Alternative wird vorgestellt.

Removal of contact glue in boat cabins

When repairing or renewing lining in cabins of sailing boat it is hard to remove old contact glue. Often solvents as xylene or acetone are used. An alternative based on vegetable oil is presented.

Microfiber mopping – cleaning without chemicals

Floor cleaning in hospitals is often done using cleaning agents containing disinfectants such as quaternary ammonium chlorides, formaldehyde or glutaraldehyde. Through microfiber mopping it is possible to eliminate or reduce the number of disinfectant cleaners.

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