Cauldron ideas

Cauldrons should be connectable and work like tanks storage for lava/poudersnow/water so lava farms can be a lot more better and more use for cauldrons is couldron on a minecart and with a dropper under the lava/water/poudersnow it should dispens to the tank or connected cauldrons just to make it more transportable. And if the minecart with cauldron (specificlly with lava) with a dropper under and a furnace the lava should dispense into the furnace