Key characteristics

• Heat resistant: Can typically withstand temperatures up to about 100–120°C, making it suitable for hot food and microwave use.
• Chemical resistant: Resistant to many acids, bases, and solvents.
• Lightweight but strong: Durable without being heavy.
• Food-safe: Commonly used for food packaging and storage.
• Moisture resistant: Helps keep contents dry and protected.
• Recyclable: Identified by recycling code #5.

Common uses

• Food containers (takeaway boxes, lunch boxes)
• Storage containers for household items
• Packaging for pharmaceuticals and cosmetics
• Industrial parts and chemical storage

Advantages

• Affordable and widely available
• Reusable and long-lasting
• Safe for microwave (if labeled)

Limitations

• Not as heat-resistant as glass
• Can become brittle over long-term UV exposure
• Not always suitable for very high temperatures (e.g., ovens)