为了测试茶包释出塑料微粒的潜在毒性，这支加拿大研究团队把水蚤放入已受污染的水中，发现微塑料会影响这些水蚤的行为，且使他们出现发育畸形的情况。
To test the potential toxicity of the plastic particles released from the tea bags, this Canadian research team put water fleas into polluted water and found that these plastic particles affected the behaviors of these fleas and caused them to suffer developmental malformation.