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hazardous –adj. involving risk or danger
volatile –adj. likely to change in a sudden or extreme way
standards –n. a level of quality that is considered acceptable or desirable
hesitant –adj. slow to act because of uncertainty
analysts –n. a person who studies or analyzes something
logistics –n. the field of things that must be done to plan and organize a complicated activity
mega-metropolis –n. a huge urban center
