Scientists found that each cup of tea brewed using a plastic tea bag released ~ 11.6 billion microplastics and ~ 3.1 billion nanoplastics https://www.dailymail.co.uk/health/article-13593549/microplastics-sources-home-avoid-advice-tips.html Curb microplastics and stop industry BS: urgent actions to prevent a plastic crisis https://www.theguardian.com/wellness/article/2024/jul/09/microplastics-health-crisis