History of slavery. The history of slavery spans many cultures, nationalities, and religions from ancient times to the present day. However the social, economic, and legal positions of slaves were vastly different in different systems of slavery in different times and places.[1]
1 Screw the can of Fix-a-Flat onto the valve stem, you'll hear it start to fill the tire with air. 2  When it stops filling, unscew the can and replace the valve stem cap. 3  Drive the car right away.4  The sealant in the magic can needs to circulate evenly inside the tire to fill the leaky hole and ride evenly.et ready to save the day: 1  Pull over to a safe area. 2  Remove the black cap from the valve stem (the nipple that the air comes in through). 3  Put the cap in a safe place, you'll need to put it back on when you're done.*. 4  Screw the can of Fix-a-Flat onto the valve stem, you'll hear it start to fill the tire with air.
Steps. 1. Locate the cause and size of the puncture. If the tire is blown out, or has a large hole, it will have to be replaced. If you rode it through a patch of thorns, it may have dozens of holes, but if it is a single small puncture, for instance a nail, often it can be fixed on the bike.It is better if it`s only minimal. Note, however, that when using it, you must still have a pump to re inflate the tire.  2 Fix-a-flat is an aerosol can with latex rubber and a compressed propellant that instantly inflates tires, but it is a high pressure and sometimes combustible mixture, so it is more suitable for much larger tires.