The traditional split snatch is a great Olympic lift, but you might kill somebody doing it in a normal commercial gym with a barbell. Plus, a regular gym probably doesn't have the right equipment.
No worries, you can still get many of the same benefits by doing this dumbbell variation. This will develop unilateral leg strength and test your athleticism.
The purpose of this column is tri-fold. Purpose number one is as a "refresher course" for seasoned lifters. Sure, deep down, you may know this stuff, but it's been so long since you first read about it that you've forgotten the rationale behind the subject matter.