Question

Bristles in a toothbrush are made of​

Answer 1

Answer:

"Today, both manual and electric toothbrushes come in many shapes and sizes and are typically made of plastic molded handles and nylon bristles. The most recent toothbrush models include handles that are straight, angled, curved, and contoured with grips and soft rubber areas to make them easier to hold and use."

Answer 2

Answer:

wood only mostly use powder and with bare hand

Explanation:

so as technology changes every thing changes