Australia's Science Forum

I've another query. I need to replace the belts on the dynamo models. I have neoprene leather and need to join the ends. I've tried melting them with the bunsen burner and canle but so far hvae been unsuccessful. Has anyone got any hints? Brockway

Thanks Jazz , that was helpful but it assumed the mercury was in the barometer. I was hoping someone may have filled one of these barometers. But thanks for your help. Brockway

: I was hoping someeone might be able to help me? We have aquired a Fortin mercury type barometer and it needs to be filled with mercury. I have had 2 attempts but failed to get the mercury in the chamber. I was given scant instructions to begin with and need further information? Has anyone had expe...