Question

FACT of the day
"The most powerful lasers are made with Neodymium-doped Yttrium crystals. In a fraction of a second, they produce more power than the whole United States."

Answer 1

Really?

Answer 2

yeah!!!!

Answer 3

@sumanta @shrutipande9 @deepika.comet @ganeshie8 @CaseyCarns

Answer 4

thats .... idk... amazing

Answer 5

@khadeeja

Answer 6

great..!! :D

Answer 7

thats bad retrice

Answer 8

retrice

Answer 9

a@@

Answer 10

Tis true. Nd:YAG lasers are mad dope.

Answer 11

woah! that's crazy!