Oh yes we have loads of tealights!
One day I really must have a go at the "how to open a tin of food without a tinopener" thing.
(you can file away the very top of the rim and that releases the lid. It can be done by scraping the top of a can on a concrete paving slab)
https://www.youtube.com/watch?v=lhT7VNRFkx4&ab_channel=Pratiks-VideoGuidesforlife