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laser - international magazine of laser dentistry No. 1, 2018

Environmentally friendly alternatives to replace Microplastics in toothpaste and other cosmetics The environmental impact of microplastics used in personal care products, such as toothpaste, has long been subject to discussion. Owing to the small particle size of less than 5 mm, microplastic entering the wastewater through the disposal of cosmetics cannot be suffi ciently removed at sewerage treatment plants. It thus gets into the water system and pollutes the environment. Researchers at the Fraunhofer Institute for Microstructure of Ma- terials and Systems (IMWS) in Halle (Saale), Germany, who have recently completed the KosLigCel research project conducted within the framework of the leading-edge BioEconomy cluster, hope to contribute to replacing microplastics in cosmetic prod- ucts. In cooperation with industry partners they have success- fully developed and tested alternatives made of biodegradable materials. The goal was a cost-effective production of cellulose © D7INAMI7S/Shutterstock.com particles from beech wood, oats, wheat and maize that meet the requirements for abrasiveness and cleaning performance in dental and skincare products. Alternatives for body scrubs and toothpastes were specifi cally tested. The particular challenge was to design the cellulose particles in such a way that their size, shape, hard- ness and surface structure meet the desired product properties. The research team was able to scientifi cally confi rm that cellu- lose particles, as a substitute for polyethylene, have comparable effects in cosmetic products. They are biodegradable in water, can be produced at low cost and could further be applied to other fi elds such as medical products. Source: DTI laser now also available in e-paper Newly improved e-paper player laser—international magazine of laser dentistry can now also eas- ily and comfortably be read online in a freshly improved e-paper design. The new version was launched at the beginning of 2018 —the e-paper player having been completely refurbished—and is now offering readers an even more user-friendly experience with new features and an even clearer navigation structure. The entire print portfolio of the OEMUS MEDIA publishing house is available online through the improved player. The interactive content menu assures an easy orientation within the entire issue proving a comfortable navigation already at the fi rst click. Additional multimedia information—like videos, photo galleries, literature references and product information—is now accessible through a slim fl yout menu located above the e-paper, thus the reader is not redirected to a new tab, but at a glance gets a clear overview. Author and company profi les on ZWP online have been optically improved and are highlighted through the new design. The innovative e-paper player is, hence, corresponding to the extended communicative and technical possibilities of the dynamic developments in dental online media. Source: OEMUS MEDIA AG

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