bastiaan marks the snow with a die so that the fracture will be visible. in stars cameras to record the experiment in slow motion. when you can start sawing though. the far lower lower. the fracture along the length of the weak layer of snow can be seen clearly after just a few seconds of soft. it have mechanics but i haven't ever done an experiment long enough to see the full extent of the break it in mine. so hopefully this time we'll be able to see a quick break at the start which then continues to spread at a constant speed vindicates the house quiet on bats a mostly experiment needs to be long enough to observe a steady break speed weapons i hope we've captured it all this time you see how. late january for days now it's been snowing in davos and further east in the alps the lips are closed and the highest hazard warning has been issued. 22 people have already lost their lives to avalanches in switzerland and austria. there's been a powder snow avalanche this happens when a slab avalanche falls down a large slope and snow mixes with their. powder aval