Chemical Storage: Hi, just wanting some clarification on the storage of manganese dioxide, please.

Chemical Storage: Hi, just wanting some clarification on the storage of manganese dioxide, please.
Online booking programs: Can you recommend 2 or 3 commercial, online booking programs for me to review.
Human skeletons: This question combines two previously asked questions regarding hu
Reaction between iron and sulfur: When we conduct the reaction between Fe and S, it seems to create SO2, which is toxic, and sometimes I smell H2S.
Chemical storage and labelling: We are sorting through our toxic chemicals ADG class 6 and are not sure how we should now label and store them according to the GHS.
Wildlife Camera in School: We are considering using a wildlife camera that senses movement and then records a few minutes of video footage.
Safe storage of chemicals: I would just like to ask what chemicals can be stored safely together.
In a chemical storeroom, as in which classes can be put together. Thank you.
Storage and disposal of deliquescent chemicals - Zinc Nitrate: Hi, My bottle of zinc nitrate has liquid in it and the bottle has expanded. It does not look right.
Calcium oxide disposal: Hi. Can anyone tell me how to dispose of some very old calcium oxide. The container is all swollen and the date on the bottle is Dec 1988.
Disposal of old equipment: We have cupboards full of old school science laboratory equipment including: balances, models, etc. Most of the equipment hasn't been touched in over 10 years.