TED talks. The incredible chemistry powering your smartphone

 

https://www.ted.com/talks/cathy_mulzer_the_incredible_chemistry_powering_your_smartphone#t-1146

Мусор

 

Home assignement for the 23th of May

 

1. Unit 2

- ex. 1.3

- ex. 3.2

- ex. 4.6

- test practice "Remnants of the past"

2. Unit 22 Patterns

3. The Intern