Bamboo cups are officially in vogue: a much-lauded alternative to disposable coffee cups, which are responsible for 36.000 tonnes of waste per year, these “natural” cups are marketed as being environmentally-friendly, ecological and biodegradable.
Therefore, it may come as a surprise that the Stiftung Warentest, a reputable consumer organisation that investigates and compares goods on the German market, has warned people to “keep [their] hands off bamboo cups” and opt for other reusable drinks containers instead.
https://www.iamexpat.de/lifestyle/lifestyle-news/stay-away-bamboo-coffee-cups-german-consumer-group-warns