A clear difference in HFCWO devices. Since therapies can be effective only when patients comply with them, the SmartVestÂ® Airway Clearance System from Electromed stands apart among high frequency chest wall oscillation (HFCWO) devices.
The 2012 USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. The map is based on the average annual minimum winter temperature, divided into 10-degree F zones.
A new, 2012 interactive USDA Plant Hardiness Zone Map (PHZM) of the United States was released this week. For the first time, the map is available for use on computers as an interactive GIS (Geographic Information System), where users type in a ZIP Code and find the hardiness zone for that area. The interactive map is powered by ESRI, creators of ArcGIS Online.