Inventions that changed the world

Here are a few inventions thats changed the world and mostly made it a better place.

H I Q Z G E N O H P E L E T 
N S J Q E T E N R E T N I T 
O R S Y N N P I O G N K K L 
I W O E T I A F V A W C Q L 
T C F T R I L L E E H W V N 
A K W B A P C L P I L G X K 
N U V R L R G I I R W B S G 
I T O M P U E N R C I C Y P 
C L G C N S B G I T I A Q W 
C F O D O T T T I T C N J C 
A B W R Y E L J H R N E E K 
V B M E D F G M X G F I L P 
K H U I O M H L T V I E R E 
R G N O P E J H A T E L R P 

Words

  • Wheel
  • Printing Press
  • Electricity
  • Telephone
  • Light Bulb
  • Penicillin
  • Internet
  • Airplane
  • Refrigerator
  • Vaccination