Water testing: Is it possible to do classroom testing for PFOS and PFOA in water samples? If so, how would you go about it?

Water testing: Is it possible to do classroom testing for PFOS and PFOA in water samples? If so, how would you go about it?
Can potassium permanganate waste be neutralised?
Tollens Test: For Year 12 chemistry, the teachers wanted to demonstrate the silver mirror, also called Tollens test. The process goes like this:
This online teaching resource helps teach young students about forces.
Ferrothiocyanate Fe(SCN)2: We are currently doing a prac called the Effect of concentration changes on equilibrium yields.
This online resource introduces students to the concepts of physical change.
This online resource teaches about the planets in the solar system.
chemical storage bottles: Hi, are there any rules about the types of bottles to store chemicals in, in the chemical store room. ie must they have screw lids only or stoppers only.
Chemical disposal : Hi I would like to dispose of a couple of things , how can I treat them for disposal ,
Copper Nitrate solution
diluted hydrogen peroxide solutions
Snail Dissections: Hi I have a teacher that wants to do a snail dissection with 13 year old students. I thought we were not allowed to do them due to the number of parasites that snails can carry.