Je me vois bien présenter ma bibliothèque avec cet ouvrage dedans aux amis qui viendront me voir. ><

tl;dr:

• piss in bottle
• let piss sit in bottle for at least 2 weeks
• mix fermented piss with water and water your plants
• don't use too much piss, because it is salty, and too much salt is not good for your plants

Ouais, mais non en fait.