Physics Teacher MELTS Back of Car With Solar Oven

Here's Why You Shouldn't Leave a Giant Parabolic Mirror in Your Car on a Sunny Day
Gizmodo - July 25, 2018
-- https://gizmodo.com/heres-why-you-shouldnt-leave-a-giant-parabolic-mirror-i-1827858823

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San Francisco School Teacher MELTS The Rear Of His Subaru After Leaving Homemade Solar Oven In The Trunk.
Daily Mail - July 25, 2018
-- https://www.dailymail.co.uk/sciencetech/article-5992795/San-Francisco-school-teacher-MELTS-rear-Subaru-leaving-parabolic-mirror-trunk.html

 

[amdx]

On 1/25/2020 9:12 AM, bruce2bowser@gmail.com wrote:

Here's Why You Shouldn't Leave a Giant Parabolic Mirror in Your Car on a Sunny Day
Gizmodo - July 25, 2018
-- https://gizmodo.com/heres-why-you-shouldnt-leave-a-giant-parabolic-mirror-i-1827858823

=======================================
San Francisco School Teacher MELTS The Rear Of His Subaru After Leaving Homemade Solar Oven In The Trunk.
Daily Mail - July 25, 2018
-- https://www.dailymail.co.uk/sciencetech/article-5992795/San-Francisco-school-teacher-MELTS-rear-Subaru-leaving-parabolic-mirror-trunk.html

When my son was in HS they had a solar day. I had a Large Fresnel
lens in a frame and took it to the school, and set it up with all the
other cookers. I was melting pennies making the teacher very nervous!
Mikek

 

On Saturday, January 25, 2020 at 10:27:41 AM UTC-5, amdx wrote:

On 1/25/2020 9:12 AM, bruce2bowser@gmail.com wrote:
Here's Why You Shouldn't Leave a Giant Parabolic Mirror in Your Car on a Sunny Day
Gizmodo - July 25, 2018
-- https://gizmodo.com/heres-why-you-shouldnt-leave-a-giant-parabolic-mirror-i-1827858823

=======================================
San Francisco School Teacher MELTS The Rear Of His Subaru After Leaving Homemade Solar Oven In The Trunk.
Daily Mail - July 25, 2018
-- https://www.dailymail.co.uk/sciencetech/article-5992795/San-Francisco-school-teacher-MELTS-rear-Subaru-leaving-parabolic-mirror-trunk.html


When my son was in HS they had a solar day. I had a Large Fresnel
lens in a frame and took it to the school, and set it up with all the
other cookers. I was melting pennies making the teacher very nervous!
Mikek

Did you try a nickel or a dime?

 

[amdx]

On 1/25/2020 9:31 AM, bruce2bowser@gmail.com wrote:

On Saturday, January 25, 2020 at 10:27:41 AM UTC-5, amdx wrote:
On 1/25/2020 9:12 AM, bruce2bowser@gmail.com wrote:
Here's Why You Shouldn't Leave a Giant Parabolic Mirror in Your Car on a Sunny Day
Gizmodo - July 25, 2018
-- https://gizmodo.com/heres-why-you-shouldnt-leave-a-giant-parabolic-mirror-i-1827858823

=======================================
San Francisco School Teacher MELTS The Rear Of His Subaru After Leaving Homemade Solar Oven In The Trunk.
Daily Mail - July 25, 2018
-- https://www.dailymail.co.uk/sciencetech/article-5992795/San-Francisco-school-teacher-MELTS-rear-Subaru-leaving-parabolic-mirror-trunk.html


When my son was in HS they had a solar day. I had a Large Fresnel
lens in a frame and took it to the school, and set it up with all the
other cookers. I was melting pennies making the teacher very nervous!
Mikek

Did you try a nickel or a dime?

I'm to frugal for that!
No, not that I recall, just Zinc pennies.

Mikek