I guess WD-40 uses fluor-carbons. These wreck the ozone layer. However, the damage from fluor-carbons solves itself. The damage from PFAS is effectively eterna

I guess WD-40 uses fluor-carbons. These wreck the ozone layer. However, the damage from fluor-carbons solves itself. The damage from PFAS is effectively eternal. So it depends on how much you value current damage vs future damage.