Trash can lid to Parabolic Mirror DIY telescope mirror Signal booster Faster 3G/4G

greenpowerscien...
This simple process forms a very good parabolic mirror shape across a smaller scale. This trash can lid will cook in a 4" cast iron skillet. Because the Mylar is metal, you can gather all types of sound and signals. Do not attempt signal gathering in direct sunlight.
DANIEL'S MIRROR
• Solar Death Ray 10,000...