When using the lathe without a full enclosure coolant will come out the front of the machine and you'll soon be standing in a puddle of coolant. By adding this flap onto the shield most of the coolant now stays inside the machine.
Also, coolant was splashing out of the space between the drain and coolant tank so I added a rubber boot to contain it like so:
I used some 1/16" thick Fabric-Reinforced Multipurpose Neoprene Sheet from McMaster-Carr P/N 8698K31