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Chemical explosion, OR, AND, AND, OR, OR, OR, AND, OR, OR, OR, OR, AND, OR…
Chemical explosion
Mixing of wrong chemicals
Instruction not read carefully
Participants were not paying attention
lack of interest
Lesson was heavy
Mode of communication was not efficient.
Lecturer was difficult to understand
Notes given were not specific
Wrong instruction being given
by supervisor
by lecturer
Wrong quantity of chemicals added.
chemicals labelled wrongly
added chemical that look alike
measurement not done before adding
over adding
adding too less
Misuse of apparatus
not knowing which apparatus to use
notes given were not specific
instructions were not clear
not paying attention in class
not knowing the difference between the different kinds of apparatus
inexperienced
not paying attention to the facilitator
Notes given were not specific
Instructions not being clear / not being read carefully
Bunsen burner
fire/heat was not regulated
nobody paying attention to it
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