Plasma ball: Are there any safety issues associated with using a plasma ball in the classroom? Sources on the internet seems to give conflicting information and I would appreciate some clarity.
Agar plate storage in the fridge: Is it necessary to store the agar plates upside down in the fridge? As in the school we are attending to so many things that we are sometimes in a hurry to check
Legalities of practical work: While I know it is not ideal, is it illegal for a science class to undertake a practical if the regular classroom science teacher is absent?
Phenanthroline: My Chemistry teacher would like to use Phenanthroline for senior chemistry EEI’s. The MSDS lists this chemical as Acute hazard category 1, and Acute toxicity oral category 3. Coul
Autoclaving microbiological waste: we have just purchased an autoclave, however it has minimal instructions and no preprogrammed settings.
Food tests: glucose, starch and gelatine solutions: I have to make up solutions for a prac where students are working out if select foods are a protein, carbohydrate or sugar.
Food testing is routinely carried out in senior biology classes. Students test a variety of food samples for carbohydrates, such as sugar and starch, lipids, proteins and vitamin C.
Science technician allocation: Our technician hours have been reduced. Are there any documents stating how many hours science technicians should be allocated?
Standard Operating Procedure (SOP) and detailed method on how to handle liquid nitrogen (LN2).
Recommendations for microscope replacement: Our school microscopes are old and in need of replacement, however I am interested in viewpoints as to whether traditional compound microscopes are still