I wouldn't have believed it worked because on my Site I hatched out SASSY with NO misting but then my last batch after her, gooy, so I started misting again, so far it's working. I think it's all based on the time of year.. In the winter time, they probably don't need misting but the summer...
There is a way to get the gooy stuff out but it's very tricky and can be done three days before hatching. Someone actually has been successful, Although lots will tell you to just hope they get out because at that point there's not much you can do, However, me and another member have been...
ASOLUTELY NOT, you do NOT want to sanitize the eggs if they are dirty, don't even touch them, take a paper towel that is dry and just wipe the eggs but never ever get them wet.
As far as bacteria, some bleach, rinse really well, I use OXINE, so if you have that that would be the best but is...