TY - RPRT TI - Performance of plastic packaging for hazardous materials transportation : Part III. Stress cracking AU - Crissman, John M AU - Zapas, Louis J PY - 1977 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 77-1410 DO - 10.6028/NBS.IR.77-1410 ER -