CubCrafters, Inc also produces an ASTM certified Light Sport Aircraft, the CC11-100 Sport Cub, a light-sport aircraft based on the original Piper J-3 Cub’s appearance.
In the latest ASTM Standard Guide for GSR analysis by Scanning Electron Microscopy/Energy Dispersive X-ray Spectrometry (SEM-EDX) particles containing lead, antimony and barium, and respecting some rules related to the morphology and to the presence of other elements are considered characteristic of GSR.