Bullet primers will ultimately be the biggest hurdle for all who want to make their own ammunition. Primers are coated with a very dangerous combination of nitrated compounds. Smokeless powder is similar, in that it is often a mixture of nitrocellulose and nitroglycerin and can be very dangerous to produce without proper equipment and safety guidelines. Buying these items pre-made and in bulk, is a smart idea

Collection of green house plans and compost bins.

Pergolas

Rabbit Barn, Stacked Rabbit cages and a trap.

I can't find who posted this the other day, so I'm posting it here.... https://www.youtube.com/watch?v=hVREafgPcOs

The math behind the spiral pump is pretty slick. It's not just pushing water, it's scooping up water and air and compressing the air which acts as a spring to push the water. One out of the spiral and into the delivery pipe the air bubbles upward carrying the water with it. https://lurkertech.com/water/pump/tailer/