Hier ein paar Links zum Thema Toaster:
http://wiki.ece.cmu.edu/ddl/index.php/toaster
https://xiyalivoiyance.github.io/page/SustainableToaster.html
https://tofanimachine.blogspot.com/2020/06/how-toaster-work.html
https://www.designindaba.com/articles/creative-work/no-more-burnt-toast-see-through-toaster
https://www.dualit.com/products/architect-2-slot-toaster