I would suggest sticking it in the freezer (mild chill so it won't freeze to ice), or in the fridge. Keep it in a sealed, tight container like a tupperware and then wrap it in more plastic. The sooner you use that urine, the better the results of your urine or the other person's urine. Source(s):
Regulus (also known as Alpha Leonis) is a trinary star system at coordinates 3.99S 2.81E in Federation space, known as the Regulan system. Regulus is visible from Earth in the constellation of Leo. The system's three stars include Ra and UFC-113, and are the location of at least thirteen planets.
Romulus and Remus. Definition. In Roman mythology, Romulus and his twin brother Remus were the children of Rhea Silvia and Mars (or in some variations the demi-god hero Hercules). Romulus and Remus are best known for being the founders of the city of Rome.