Sentinel-Tribune4 天
Perrysburg teacher on administrative leave after classroom mishap
A Perrysburg High School teacher is on administrative leave after mistakening adding ammonia to a lab experiment.
Teacher placed on leave after chemical mix-up in science experiment
Perrysburg High School has placed a teacher on leave after they mistakenly provided ammonia instead of vinegar for an ...
Perrysburg High School teacher placed on administrative leave following chemical mix-up in ...
Perrysburg schools said the teacher added ammonia instead of vinegar during an experiment and several students ingested a ...