INDEX

CHAPTERS-

1. How Wifi works.

2. Science behind Electrochromic Glass(Smart Glass).

3. How phonic communication works.

4. How Projector Works. Part 1, Part 2.

5. How earbuds/headphones work.

6. How Bluetooth works.

7. How Fingerprint Scanner works.

8. Tech behind Face Recognition.

9. How wireless charging works

10.How Teleprompters Work.

11.How One-Sided Mirrors Works.

12.How Infrared Thermometer works.

13.What is N95 Mask

14.How sphygmomanometer works