Replaceable batteries are coming to the EU in general, at least for portable devices, via the EU Batteries Regulation, which is in force already and requires all portable batteries to be easily removable and replaceable by the end user from 2027

The wounded guy? Sure thing. But the other one didn’t seem to be too injured to be taken to a hospital for treatment

Why does every news article nowadays repeat itself at least 2 times? There are almost the exact same sentences twice. You don’t even have to read past the abstract because there is no other information at all in the actual text. And besides, you avoid having to scroll past 7 gigantic ads

Correct. Convection would just annihilate your insulating effect

The water creates a better way to transfer heat from the container to the freezer because it has direct contact with the container and replaces the air around it. Yes the water needs to be cooled too, but still the process is way faster because air really is a good insulator for heat. This is why insulating materials for houses e.g. always try to maximize air content (foam, glass wool, styrofoam)

That’s a basic rule that can be applied to lots of things: If a company offers a lot of different products or one product that can do everything, usually none of those are really good. Typical example would be a restaurant that serves everything from pizza/pasta, asian cuisine/sushi to steak, burgers and so on