So we put together a list of gadgets and ideas that might help ... That’s easy with this Coleman 5-in-1 Survival Whistle which also functions as a waterproof matchbox, a liquid-filled luminous ...

“I was inspired when I saw a similar item by another person—but they missed out on the survival aspect.” By blowing into holes in a tin can lid, users can produce a piercing whistle.

We love the idea of the VSSL Supplies gadget, which packs in a whole host of useful survival gear and then ... a flint striker for starting fires and a whistle for alerting other people to your ...

As well as a three-inch folding, serrated, locking blade, a torch and piercing rescue whistle, the belt-clipping SLP2 comes with a firesteel. When the SLP2’s blade is dragged along the back of ...