Laboratory signage for microbiology: Is it mandatory for school science laboratories to have a biological hazard sign on laboratory doors and equipment such as incubators and fridges where microorg

Laboratory signage for microbiology: Is it mandatory for school science laboratories to have a biological hazard sign on laboratory doors and equipment such as incubators and fridges where microorg
Mosquito larvae. I’m putting together some activities for Year 2 students and was wondering if we are still able to use mosquito larvae in the classroom?
Electrophoresis Dyes: Hi, We have recently purchased our own equipment for doing electrophoresis and would like to know what the best dyes to use are and their preparation please?
Blood Typing—Use of Animal Blood: Hi, I know that if we use human blood for blood typing it has to be screened.
Basic calorimeter activities: I'm looking for an easy Calorimeter experiment for heat capacity for Year 11 Physics students. Can you suggest some, please?
Ammonium Nitrate: Hi. Wondering if anyone uses ammonium nitrate for senior chemistry? Have a teacher who has requested some ammonium nitrate for making rockets?
Combustion reaction: Is there any danger in getting students to burn steel wool in the school laboratory?
Precipitation reaction (sodium hydroxide and barium nitrate): I wonder if you can help me out with another confusing chemical reaction we have observed in our lab.
Banned chemicals/materials list NSW & ACT: Hi there, I have heard that schools in NSW & ACT have updated their list of banned chemicals and materials for use in Science.
Dust at workplace: Good afternoon Science ASSIST.