Muhannad Abu Diah
Saudi engineer and inventor with several accomplishments
Gives day after day examples for resoluteness and firmness
His most notable accomplishments include:
- Glove transliterates sign language into sound
- Pen with a magnetic end helps the blind to write
- Earphone alerts its user if his sitting position is bad
- Submarine called "Saqr Al-Oroba" can dive to a depth of 6525 meters underwater, surpassing the depth of the Japanese submarine "Shinkai"