TY - GEN AU - Collins, Belinda Lowenhaupt C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1983-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.83-2732 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1983 TI - Use of hazard pictorials symbols in the minerals industry: ER -