Polyester is a synthetic fabric that is made from petroleum. It is a common choice for clothing, including underwear, because it is durable, wrinkle-resistant, and easy to care for. However, polyester is also a non-breathable fabric that can trap heat and moisture. This can create a warm and humid environment that is ideal for the growth of bacteria.
Formaldehyde causes leukemia, according to EPA assessment suppressed by government officials. It’s been confirmed for some time that Formaldehyde is toxic to humans and short term exposure can cause eye, nose, and throat irritation, headaches, and skin rashes. Long term...