Facilities to incorporate innovative proprietary passive-cooling ground-coupled heat-exchanger along with recently developed and tested sealed negative pressure cabinets for data center servers to produce "Agri-heat" for organic greenhouse operations MIAMI, FL -- July 9, 2019  --  --  Miami-based United American Corp ("UnitedCorp" or the "Company") (OTC: UAMA) announced today that its operating division, the Canadian Agriculture Thermal Energy Corporation / Corporation d'Énergie Thermique...