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question		réponse
what is that? commencer à apprendre		Gas cylinder
what is that? commencer à apprendre		flame
what is that commencer à apprendre		flame over circle
what is that? commencer à apprendre		exciamation mark
what is that? commencer à apprendre		health hazard
what is that? commencer à apprendre		Biohazardous infectious
what is that commencer à apprendre		Corrosion
what is that commencer à apprendre		exploding bomb

chemistry