An Ikea Bowl Has Been Setting Things on Fire

It concentrates the sun from what I could understand from the article. Should work the same for any spherical bowl (parabolic would work even better) that is shiny enough.

Re: An Ikea Bowl Has Been Setting Things on Fire

#5

Post by mmjaa » Tue, Jun 27, 2017, 10:39 AM UTC

I'm definitely going to buy one of these bowls just for this highly useful feature...

Re: An Ikea Bowl Has Been Setting Things on Fire

#6

Post by alfonsodev » Tue, Jun 27, 2017, 10:42 AM UTC

could be this adapted receive better wifi signal ?

Re: An Ikea Bowl Has Been Setting Things on Fire

#7

Post by anc84 » Tue, Jun 27, 2017, 10:42 AM UTC

Original source: https://www.thelocal.se/20170620/video-ikea-bowl-sets-swedes...

Re: An Ikea Bowl Has Been Setting Things on Fire

#8

Post by jlebrech » Tue, Jun 27, 2017, 10:44 AM UTC

they can change the description to self lighting bbq and give it legs.

It's also on my list of things to bring on a desert island.

Re: An Ikea Bowl Has Been Setting Things on Fire

#9

Post by znpy » Tue, Jun 27, 2017, 10:46 AM UTC

koolba wrote: post #2

Is this a basic parabola effect by focusing the suns rays on a single point?

Yes, basically.

Re: An Ikea Bowl Has Been Setting Things on Fire

#10

Post by adrianN » Tue, Jun 27, 2017, 10:52 AM UTC

alfonsodev wrote: post #6

could be this adapted receive better wifi signal ?

https://en.wikipedia.org/wiki/WokFi