What is it? Answers LXII

Thursday, April 28, 2005

If anyone is interested in seeing a short video of the optical illusion ring that I featured in photo number 306, illusionsetc.blogspot has a link to a clip that shows how it looks in motion.


333. Trumpet mute




334. Jar opener





335. The object of the experiment is to start a fire using the mirrored surface and the rays of the sun, as seen on this site.


For comparison, below is a picture of an unpolished can:




336. Hydrometer






337. Meat tenderizer








337. Tent peg



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