No, but we recommend to keep CleanOxide Gel out of reach of children and to also avoid potential spillage.
Yes, subject to the contamination the CleanOxide Gel might last longer.
Yes, stir CleanOxide Gel powder with spoon provided.
No, the CleanOxide Gel is no longer effective once it goes a clear white colour.
If using CleanOxide Gel in a car or hot environments the gel will liquify and spill if knocked over or tips over.