Answer:
Common materials used for toothbrush bristles include:
- Nylon: Nylon bristles are widely used due to their softness, flexibility, and durability. They are easy to clean and have antimicrobial properties.
- Tapered bristles: These bristles are narrower at the tip, allowing for better access to tight spaces between the teeth.
- Charcoal-infused bristles: Some toothbrushes feature bristles infused with charcoal, which is believed to have additional antibacterial properties.
- Silicone bristles: Silicone bristles are softer and more flexible than nylon bristles. They are gentle on the gums and ideal for individuals with sensitive teeth.
It's important to note that the suitability of the bristle material can vary depending on individual preferences, dental conditions, and recommendations from dental professionals.