# 9 // 1 minute (2002)
Use a pain management infusion pump, set the timer to 3,7 ml/h and use an output with a diameter of 3 mm. This results in one drop of water every minute. It produces a small wet spot on the floor beneath the equipment, with a room temperature of approximately 20 degrees celsius the diameter of the wet spot will never exceed 15 cm. Time is a physical fact.