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.
(Do not use levers to reseat the tire, as you could puncture the tube.) When you get to the valve stem, tuck both sides of the tire bead low into the rim then push upward on the stem to get the tube up inside the tire. Inflate completely, checking that the bead is seated correctly. Tags: Flat tires Bicycle repair.t's a fact: You will get a flat tire in your lifetime. So be prepared. All you need to get yourself out of a jam and back on the roll is a mini-pump (or other quick-fill device, such as a CO2 cartridge), a spare tube or patch kit, tire levers and a little patience.