My New Mind Map

1. strong

1.1. ability to withstand heavy load without breaking

2. hard

2.1. ability to withstand scratch

3. elastic

3.1. ability to stretch up to a certain point without breaking

4. waterproof

4.1. inability to absorb water

5. poor conductor of heat

5.1. ability to slow down heat gain or heat loss

6. electrical insulators

6.1. inablity to allow electricity to pass through