The National Transportation Safety Board (NTSB) last month unveiled its 2017-18 "Most Wanted" list of safety improvements, which includes a call to ensure the safe shipment of hazardous materials. Unlike the board's previous lists, which were released annually, the latest line-up covers a two-year period. The move is aimed at providing the transportation industry more time to make the necessary changes, according to an NTSB press release.
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