Is it impossible for you to have curly hair? Open a can of cola out and leave it overnight, the next day pour it over your hair and rinse after a few minutes. Viola
If the kids or you went did a lot of dirty works and you have that strong smell that is impossible to get out, pour some cola on the clothes before putting them into the wash , wait 15 minutes and wash, you will notice how fresh the clothes smell after. You can also use it for fish smell
Coca cola contains citric acid which is just right for cleaning grease and dust off windows. Just get a cloth, pour some coke on there and start cleaning. You will be amazing at how easy the dirt comes off. Keep in mind people drink this stuff on a daily basis.
If you have a lot of build up in and around your toilette, pour coca cola all over the dirty area and wait a good 15 minutes and watch the gunk spread away from the clean part. Grab a cloth and wipe away
Car battery crud.
The crud that accumulates around the terminal and wires of the battery gets thick and grimey, water and cleaning products might not work so well, so grab a cloth and pour some coca cola on there and watch the dirt be swept.