Along the road to developing his own cryocooler to produce liquid nitrogen, there are a number of interesting rabbit holes [Hyperspace Pirate] has found himself taking a look at. For example, using ...

So I wanted to see if making dry ice from home was as easy as i'd heard! When my dry ice delivery didn't arrived I got myself a CO2 fire ectinguisher, will it help freeze my ice cream?! Danish ...

Although the term ‘dry ice’ is generally used for solid CO 2, it’s much more accurate to call this ‘dry snow’, as, rather than being actual solid blocks, they are effectively snow that’s been ...