- What's the difference between 'sulphate', 'sulphite', and 'sulphide'?
- Is water hydrogen dioxide or dihydrous oxide or something else entirely?
- I'm really enjoying Carl Sagan's Cosmos. Do you have any recommendations for other science books to read?
- Do you favour deductive or inductive reasoning?
- Is alchemy a science?
- etc etc etc ...
PS There's no such verb as 'discuss on'