A full line of desiccator plugs, humidity-indicator plugs and windows that can be installed on rigid and flexible containers to monitor the humidity inside is available from Sphinx Adsorbents Inc. All three products can be installed on rigid metal containers, fiber drums and vapor-proof bags to provide a visual indication of the humidity levels inside without breaking a seal. Ideal where the long-term preservation of container contents is critical, they are adaptable to virtually all applications for method II packaging of aerospace specifications. The line equipment features cards with several color spots that change from blue-to-pink based upon the interiors relative humidity. Info: www.sphinxadsorbents.com.