Gallium Metal: Hi, I was wondering what your thoughts were on the use of gallium in schools (Years 7–12) for the purpose of demonstrating the melting point of metals and possibly other experiments.

Gallium Metal: Hi, I was wondering what your thoughts were on the use of gallium in schools (Years 7–12) for the purpose of demonstrating the melting point of metals and possibly other experiments.
This downloadable document is a Standard Operating Procedure (SOP) and detailed procedure for demonstrating the Van de Graaff generator.
This resource has been updated as it is a part of the GUIDELINES for best practice for
Chemical Cell: Acidified Potassium Dichromate
Chemical Storage Timeframes: I was wondering if there are any guidelines that
Aluminium powder: I have just purchased some Aluminium powder and the MSDS from the supplier ( Chem supply ) states Non Hazardous and Non dangerous goods.
laser classification: We have not been using our old laser because it was a Class 3B, and therefore banned in secondary schools under the older code of practice.
This resource book provides a hands-on introduction to the topic of biodiversity.
This booklet helps with the teaching of biodiversity.