I press my right big toe at the lowest point of the silver metal cabinet, next to the ground and the cool water starts to flow through the faucet, running between my fingers and goes directly to the sink drain. I begin to rub the palms of my hands and my short nails with a brush with very thin plastic bristles. The orange soap has a funny smell and viscous texture that I never got used to, even after using it for years. In a back and forth motion, I invert the brush side and a soft yellow sponge appears with which I begin to slowly rub the spaces between each finger, rising up to my elbows. Time to rinse, the water has to flow from the fingertips to the elbows, not in the sense that it would be logical, to prevent dirt from returning to my hands. I pull on my white lab coat, covering everything but my face, a cap holding my hair and large glasses to protect my eyes. I put on my gloves without touching the outsides; it takes some time for me to do this precise...