Solar Energy Collector burning hotdog and melting mild steel

[XARUTUHAHAHA]

now I can burn giant ants :)

[simpledate]

those squeaking birds are really annoying, they are 10 times louder then the audio, please stop putting it so that we hear what the people are saying.

[doormagic]

The invention was patented by Priest Himalaya and was on display in st. louis in 1904.

You can see in wikipedia on Padre Himalaya.

This unit was the great attraction of the Universal Exposition in St. Louis in 1904, winning two gold medals and one silver.

[manvilletrain]

holy sht!!

[darthpaul123]

its looks like they just use the same idea as a giant magnifying glass or something.

[Elzon1]

Basically, thats the idea they just have blinds that act like an on/off switch.