robertoromero (49)in #steemstem • 7 years ago • NoneCyanide. How harmful is it?Source Public domain Although it is hard to believe, cyanide is an element that is present in our day to…robertoromero (49)in #steemstem • 7 years ago • NoneGravity and gravitational field, simple explanation.All objects fall due to gravity, this has made the earth round and has also influenced various factors, but we do not…robertoromero (49)in #steemstem • 7 years ago • NoneSpace minerals. The new extraction.Traveling to space to exploit asteroids in order to extract minerals from them is a project that is closer and closer…robertoromero (49)in #steemstem • 7 years ago • NoneToxic combination? Alcohol and antibiotics.Many people believe that antibiotics and alcohol are incompatible and that mixing them is dangerous, or that, if you…robertoromero (49)in #steemstem • 7 years ago • NoneAlbinism: A genetic disorder in living beings.Human beings have a series of characteristics that make us different and at the same time unique within our species…robertoromero (49)in #ita • 7 years ago • NoneCucinando nel nostro laboratorio.La cucina è un laboratorio e la cucina è una scienza sperimentale quando cuciniamo, di solito seguiamo una ricetta…robertoromero (49)in #steemstem • 7 years ago • NoneMercury and its daily use.Mercury is a highly volatile metal, which once poured into the atmosphere, can be transported over long distances.…robertoromero (49)in #spanish • 7 years ago • NoneSol, playa y arena... Un paraiso venezolano.Hola comunidad hispana espero estén bien, ya recién cumplidos mis dos meses en la plataforma steemit eh querido…robertoromero resteemednoirac (40)in #steemstem • 7 years ago • NoneValuable women, smart women.Those who study in some Faculty of Engineering do not have to have observed much before noticing this reality: there…robertoromero (49)in #ita • 7 years ago • NonePublication deleted. Excuse me.Publication deleted. Excuse me.robertoromero (49)in #steemstem • 7 years ago • NoneThe new victim of doping.In sports, is called doping to the use of drugs or any other stimulating substance, popularly known as a drug, with…robertoromero (49)in #steemstem • 7 years ago • Nonedeletedeleterobertoromero (49)in #steemstem • 7 years ago • NoneFruits and vegetables. Strawberry, Fragaria Vesca.The deep red color on the outside.Junk food is a fierce opponent of fruits and vegetables, which are rejected by children and adolescents. Poor eating…robertoromero (49)in #science • 7 years ago • NoneThe best scientific TV series.Science has recently become the thread of television series that combine historical recreation, conflict of interests…robertoromero (49)in #steemstem • 7 years ago • NoneOwn light? if it is Bioluminescence.It is the production of light of certain living organisms. The name is a hybrid word, originated from the Greek bios…robertoromero (49)in #spanish • 7 years ago • NoneLes presento a Mulata Café.Saludos compañeros, en varias de mis publicaciones les he hablado del café y sus bondades, esta vez les presentare en…robertoromero (49)in #steemstem • 7 years ago • NoneLight pollution. A dramatic increase in the world.Light pollution is the brightness or glow of light in the night sky produced by reflection and diffusion of artificial…robertoromero (49)in #steemstem • 7 years ago • NoneIncredibly rare creatures.The octopusThe octopods (Octopoda) known mostly as octopuses are an order of carnivorous cephalopod mollusks (marine…robertoromero (49)in #steemstem • 7 years ago • NoneTuesday or Friday the 13th.Source Tuesday 13 of bad luck. In this superstitious day "neither marry, nor embark, nor leave your home".…robertoromero (49)in #spanish • 7 years ago • NoneCarnavales de mi infancia.Que tal amigos de steemit, ¿ Ya se disfrazaron?¿Ya jugaron con agua o harina? ¿Cómo celebraste tu carnaval? En…