They developed a skin protection product based on silver microparticles and discovered that it is effective against plant pests Written by emoral ClearLeaf is a Costa Rican company that innovates by developing non-toxic products to protect agricultural crops from pests, bacteria, and fungi. When the members of ClearLeaf, a local company currently specializing in non-toxic plant and crop protection solutions, noticed several coffee trees affected by rust on the lot across the street from their office; they crossed the street and proposed to the landowner that they test their solution. MassChallenge US Early Stage Prev Post MassChallenge Switzerland has announced that ClearLeaf is one of the 12 winners of the 2021 edition. Next Post