There's another reason to switch from plastic to glass, metal, ceramic, or wood. The presence of plastic containers in the ocean and pollution of waterways is alarming. Now, it's been discovered that synthetics, including plastic and polyester, shed microscopic bits that are inhaled and consumed from the environment.
These microplastics have been linked to possible negative health consequences, including DNA changes and oxidative damage. Research suggests that they may increase the risk of cancer and reproductive disorders. According to Harvard Medicine, microplastics have been found in various parts of the human body, such as blood, saliva, liver, kidneys, breast milk, and meconium, a baby's first stool.
Microplastics have been found in many parts of the human body.
Author's summary: Microplastics pose a new environmental threat.