Answer:
No.
Leftmost: Rick shouldn't be smelling any vapors; if required he should be using the wafting technique instead of putting it close to his face. Additionally, He's not wearing gloves nor a lab coat.
Middle: Sarah is not wearing any goggles nor a lab coat and she's at risk as she's pouring two different liquids into a solution at the same time which may pose a hazard of sudden irritation, exposure, heat or combustion.
Rightmost: Andrew is drinking a chemical of supposedly unknown origin putting him at risk by ingestion all the while lacking all of the requisite Personal Protective Equipment.
All of them are also at fault for leaving and not containing a chemical spill off to the side (rightmost), and by the looks of it, enter and operate the lab without their supervisor/professor present.
Step-by-step explanation:
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