Yeah, sure you can preserve without the appropriate tools. Never mind the scalding hot water, liquid magma-filled 3-lb jars waiting to slip out of your grip onto your toes.
On second thought, buy the damn tools and start out right. Set includes a vinyl coated jar wrench, vinyl coated jar lifter, canning funnel, tongs with vinyl coated handles and a magnetic lid lifter.
Get a free sheet of canning labels when you buy this kit!